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Installation

Nortec EL

2582302_C_EN_1611

Figure 22:

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Water Supply and Drain Connections, Large Units

1 Drain canal (outlet un-threaded), 1-3/16 in (30 mm) O.D.

2 Hose clamp (supplied)

3 Flexible bent hose (supplied)

4 Drain line, minimum 7/8 in (22 mm) I.D. (not supplied)

5 Water supply line, minimum 1/2 in (13 mm) (not supplied)

6 Adaptor, 3/4 BSPP to 1/2 in NPT (supplied)

7 Fill valve (3/4 in BSPP plastic threads)

8 Air gap and optional trap (not supplied)

9 Shutoff valve (not supplied)

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Filter, 5 μm (optional, but recommended)

11

Union fitting (not supplied)

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Summary of Contents for EL005

Page 1: ...STALLATION MANUAL Electrode Steam Humidifier Nortec EL Series 2582302_C_EN_1611 Humidification and Evaporative Cooling IMPORTANT Read and save these instructions This manual to be left with the equipment ...

Page 2: ...u ment nor the information contained herein shall be reproduced used or disclosed to others without the written authorization of Nortec Humidity Ltd except to the extent required for installation operation or maintenance of the customer s equipment Liability Notice Nortec Humidity Ltd does not accept any liability due to incorrect installation maintenance or operation of the equipment or due to th...

Page 3: ...arances 16 5 4 2 Standard Mounting 18 5 4 3 Mounting Using Optional Mounting Bar 20 5 4 4 Mounting to OSHPD Seismic Requirements 22 5 4 5 Mounting Checklist 24 5 5 Steam Line Connections 24 5 5 1 Steam Distribution Using the Air Handling Unit 24 5 5 2 Steam Distribution Using the Blower Pack 24 5 5 2 1 Placement of Humidifier 24 5 5 2 2 Remote Mounted Blower Pack 25 5 5 3 Best Practices for Instal...

Page 4: ...umidity Signal 47 5 8 3 5 Ohmic Humidity Controller Passive 48 5 8 3 6 24V On Off Humidistat 49 5 8 3 7 External On Off Input 49 5 8 3 8 Dual Steam Cylinders Control Wiring 50 5 8 3 9 Remote Relay PCB Connections 51 5 8 3 10 Accessory Relay PCB Connections 52 5 8 3 11 Modbus Connection 53 5 8 4 Connecting Multiple Units Using Linkup 54 5 8 5 Maximum External Fuse 55 5 8 6 Electrical Connections Ch...

Page 5: ...in so far as is necessary for proper installation and operation of the equipment Additional information on available options and accessories can be obtained in the instructions that are supplied with them This manual is restricted to the installation of the Nortec EL steam humidifier and is intended for well trained personnel who are suitably qualified for their respective tasks Symbols Used in Th...

Page 6: ...d in the delivery of the equipment Where necessary appropriate cross references to these publications have been added in this manual Storage of Manual Keep this manual in a place where it is safe and readily accessible If the equipment is moved to another location make sure that the manual is passed on to the new user If the manual is lost or misplaced contact your local Nortec representative for ...

Page 7: ...ded exclusively for air humidification using a Nortec approved steam distributor or blower pack within specified operating conditions refer to the Operation and Maintenance Manual for details Any other type of application without the express written consent of Nortec is considered to be not conforming to its intended purpose and may lead to dangerous opera tion and will void the warranty In order ...

Page 8: ...EL steam humidifier must immediately report to the customer any alterations to the unit that may affect safety and secure the humidifier against accidental power up Modifications to the Unit Prohibited Modifications are not permitted on the Nortec EL steam humidifier without the express written consent of Nortec ...

Page 9: ...hipping company immediately Verify the model type on the rating label to ensure that it is suitable for your installation Refer to Figure 3 on page 9 3 2 Storage and Transportation Storage Store the Nortec EL steam humidifier in its original packaging inside a protected area that meets the following requirements until it is installed or if it needs to be stored for an extended period of time Room ...

Page 10: ...6 Receiving and Storage 2582302_C_EN_1611 Nortec EL This page intentionally left blank ...

Page 11: ...lb h 68 kg h to 200 lb h 91 kg h are equipped with dual steam cylinders each with its own dedicated driver board The dedicated driver boards in the large models allow the steam cylinders to be configured to operate in series in parallel or independent mode Two separate sets of control signals are needed for independ ent mode of operation In series mode the output capacity of steam cylinder A is co...

Page 12: ... 20 9 20 9 20 9 030 30 13 6 30 13 6 30 13 6 30 13 6 30 13 6 M 050 50 22 7 50 22 7 50 22 7 50 22 7 50 22 7 075 75 34 75 34 75 34 75 34 75 34 100 90 41 100 45 100 45 100 45 100 45 L 150 150 68 150 68 150 68 150 68 150 68 200 180 82 200 91 200 91 200 91 200 91 These models have two steam cylinders 4 3 Model Designation The specification label on the side and the underside of the Nortec EL steam humid...

Page 13: ...d circuit board Printed circuit board with relay contacts for connecting remote status displays for Unit On Steam Error and Service Accessory relay PCB printed circuit board Printed circuit board with relay contacts for connecting other accessories such as fans and supply water flushing valves Internal primary fusing Optional internal fuse for heating voltage power supply Only available as a facto...

Page 14: ... a built in air distribution system The EL Space model has a blower pack mounted directly the EL RMBP model has power for a remote mounted blower pack blower pack ordered as an accessory Digital or analog control humidistat with either On Off or modulating operation Input device used to meter the output of the humidifier based on the sensed relative humidity The humidistat can be installed in the ...

Page 15: ...the customer s responsibility to verify qualifications of the personnel Safety Observe the following safety precautions DANGER Risk of electric shock The Nortec humidifier is mains powered Live parts may be exposed when the door panels are open Touching live parts may cause severe injury or even death Prevention The Nortec humidifier must be connected to the mains only after all installation work ...

Page 16: ...eam through air ducts refer to Figure 4 The humidifier can also use a blower pack to distribute steam directly into a conditioned space refer to Figure 5 on page 14 5 2 1 Typical Installation for Duct Humidification Figure 4 min 10 ft 3m B or min 8 10 ft 2 4 3m n 1 2 4 5 6 7 8 9 10 12 13 2 3 11 Typical Installation for Duct Humidification ...

Page 17: ...ould have a minimum internal diameter of 7 8 in 22 mm with a constant minimum downslope of 1 in 48 in 1 2 to the funnel and must not touch the sides or bottom of funnel Note 3 The air gap and trap should be located to the left of the humidifier as shown A 2 1 2 in to 7 8 in 63 5 mm to 22 mm reducer is ideal Nortec option P N 2522172 The hose must not touch the bottom of the funnel Note 4 Water sup...

Page 18: ...Note 4 below 11 Condensate drain line routed to floor drain see Note 5 below 12 Condensate drain connection through fill cup to steam cylinder for remote blower pack Note 1 The steam line should be as short as possible the maximum length varies depending on unit capacity and material used refer to Table 6 on page 28 The steam line should have adequate upslope minimum 10 downslope minimum 2 without...

Page 19: ...utor Make sure that the selected loca tion permits proper routing of steam and condensate lines as described in Best Practices for Installing Steam and Condensate Lines on page 26 Mounting Allow adequate clearances around the humidifier for ease of maintenance Although the Nortec EL steam humidifier requires no side clearance Nortec recommends minimum clearances of 6 in 150 mm on the side A 24 in ...

Page 20: ...can handle drain water temperatures up to 212 F 100 C The space in which the humidifier is to be installed should have a floor drain However if a floor drain is not available a leakage monitoring device must be installed by others to permit interruption of the water supply in case of a leakage Power Supply The power supply to the humidifier should be adequate to match the full voltage and current ...

Page 21: ...17 Installation Nortec EL 2582302_C_EN_1611 Figure 6 W D H 0 in 0 mm min 24 in 610 mm min 12 in 300 mm min 36 in 915 mm 0 in 0 mm Nortec EL Humidifier Suggested Clearances ...

Page 22: ...tuds or equivalent support in the mounting surface and mark the attachment points A and B at the desired position with the help of a level For small or medium housing refer to Figure 7 For large housing refer to Figure 8 on page 19 Figure 7 A A B B X Y 1 Standard Mounting Small or Medium Housing 1 Lag bolt 1 4 2 in 4 Dimension Housing Size Small Medium X 12 0 in 305 mm 16 0 in 406 mm Y 17 56 in 44...

Page 23: ...door panels from the humidifier WARNING Heavy object risk of injury The small humidifier weighs 45 lb 20 kg and the large humidifier weights 120 lb 54 kg Prevention Use an appropriate lifting device or request assistance to raise the humidifier into position 4 Carefully raise and install the humidifier onto the installed lag bolts 5 Align the humidifier with the help of a level then tighten the la...

Page 24: ... and bumpers will be riveted installed to the housing at the factory 1 Locate 2 4 wooden studs or equivalent support in the mounting surface and mark the attachment points A at the desired position with the help of a level For small or medium housing refer to Figure 9 For large housing refer to Figure 10 on page 21 Figure 9 X A A A X 1 2 3 4 Optional Mounting Small or Medium Housing 1 Mounting bar...

Page 25: ...al material into the mounting surface Level the mounting bar before tightening the lag bolts 3 Remove the door panels from the humidifier WARNING Heavy object risk of injury The small humidifier weighs 45 lb 20 kg and the large humidifier weights 120 lb 54 kg Prevention Use an appropriate lifting device or request assistance to raise the humidifier into position 4 Carefully raise the humidifier in...

Page 26: ...he selected mounting surface 2 Mark the attachment points A and B at the desired position on the plywood sheets or equivalent with the help of a level For small or medium housing refer to Figure 11 For large housing refer to Figure 12 on page 23 3 Install 3 8 2 in grade B5 or equivalent lag bolts and flat washers supplied by others at attachment points A Allow the heads of the screws to extend 0 2...

Page 27: ...difier weighs 45 lb 20 kg and the large humidifier weights 120 lb 54 kg Prevention Use an appropriate lifting device or request assistance to raise the humidifier into position 6 Carefully raise and install the humidifier onto the installed lag bolts 7 Align the humidifier with the help of a level then tighten the lag bolts 8 Install additional grade B5 or equivalent lag bolts and flat washers sup...

Page 28: ...cedures refer to their installation manuals 5 5 2 Steam Distribution Using the Blower Pack 5 5 2 1 Placement of Humidifier Figure 13 on page 25 and Table 5 show the minimum clearances required for installation of a Nortec EL steam humidifier with a built on Nortec blower pack Table 5 Minimum Clearances Blower Pack Capacity 5 lb h 2 3 kg h 10 lb h 4 5 kg h 20 lb h 9 kg h 30 lb h 13 6 kg h 50 lb h 2...

Page 29: ...e 13 Clearance Requirements for B C D D A Nortec EL Humidifier with Built on Blower Pack 5 5 2 2 Remote Mounted Blower Pack For the installation requirements and installation procedure for the remote mounted blower pack refer to the blower pack manual ...

Page 30: ...t exceed 5 5 in H2O 1 37 kPa and 10 in H2O 2 49 kPa with the optional fill cup extension Note With oversized steam lines the maximum length can be extended Use Nortec steam hose for short distances only When calculating the total equivalent length refer also to Table 7 on page 28 for equivalent length of common fittings IMPORTANT When determining the length and routing of steam lines allowances mu...

Page 31: ...burns from exposure to hot steam vapours Restrictions in the cross section of the steam line will cause excessive backpressure in the steam cylinder when the unit is operating which may cause unexpected release of hot steam vapors Bare skin exposed to the hot steam vapours can result in severe burns Prevention Observe the following Upon completion of the installation purge the steam line to remove...

Page 32: ... ft 0 18 kg h m EL075 EL100 47 ft 14 m 94 ft 28 m EL150 EL200 50 ft 15 m 1 1 2 in 40 mm 1 3 4 in 0 065 wall 45 mm 1 65 mm wall 100 ft 30 m 2 in 50 mm 2 in 0 065 wall 50 mm 1 65 mm wall Nortec Steam Hose EL005 EL030 10 ft 3 m P N 1328810 7 8 in 22 mm 0 1 lb h ft 0 15 kg h m EL050 EL200 10 ft 3 m P N 1328820 1 3 4 in 45 mm 0 15 lb h ft 0 22 kg h m Notes Use a single steam line for each steam cylinde...

Page 33: ...t in severe burns Prevention Never plumb the condensate lines to empty into a sink used by personnel Always connect the lines to a drain according to applicable national and local plumbing codes Condensate lines must also be installed at all low points and at vertical transitions in the steam line The condensate drain lines should always connect to full size T connectors in the steam line Install ...

Page 34: ...r B All condensate traps must be minimum 12 in 300 mm below the condensate outlet on the steam distributor and condensate lines must have a constant minimum downslope of 1 in 48 in 1 2 C The steam line must not exceed the length specified in Table 6 on page 28 The minimum bend radius is 12 in 300 mm for a steam hose or 5 the internal diameter for rigid steam pipes D All condensate traps must have ...

Page 35: ...te traps must be minimum 12 in 300 mm below the condensate outlet on the steam distributor or the steam line C The steam line must not exceed the length specified in Table 6 on page 28 The minimum bend radius is 12 in 300 mm for a steam hose or 5 the internal diameter for rigid steam pipes D All condensate traps must have a minimum height of 8 in 200 mm E Obstacle F Condensate line must connect in...

Page 36: ...mm below the condensate outlet on the steam distributor and condensate lines must have a constant minimum downslope of 1 in 48 in 1 2 C The steam line must not exceed the length specified in Table 6 on page 28 The minimum bend radius is 12 in 300 mm for a steam hose or 5 the internal diameter for rigid steam pipes D All condensate traps must have a minimum height of 8 in 200 mm E Steam line must h...

Page 37: ...imum 12 in 300 mm below the condensate outlet on the blower pack C The steam line must not exceed the length specified in Table 6 on page 28 The minimum bend radius is 12 in 300 mm for a steam hose or 5 the internal diameter for rigid steam pipes D All condensate traps must have a minimum height of 8 in 200 mm E Steam line must have upslope minimum 10 downslope minimum 2 and condensate line must c...

Page 38: ...id pipes is not maintained 3 No condensate trap is installed at the vertical transition 4 The minimum slope for steam and condensate lines is not maintained 5 The steam line does not run straight up for the required minimum 12 in 300 mm before continuing on to the steam distributor 6 On long steam line runs condensate traps are required every 15 ft 4 5 m and must connect into full size T connector...

Page 39: ... restriction Steam lines do not merge except at the steam distributor through a Nortec adaptor Steam line does not sag or kink Supported adequately Any low points in line without condensate trap If a steam hose is used is it attached securely with clamps Clamps secure without crushing steam line Allowances for thermal expansion during operation and shortening of the hose due to aging taken into co...

Page 40: ...re 21 8 10 11 5 7 6 4 2 1 3 5 4 9 Water Supply and Drain Connections Small and Medium Units 1 Drain canal outlet un threaded 1 3 16 in 30 mm O D 2 Hose clamp supplied 3 Flexible bent hose supplied 4 Drain line minimum 7 8 in 22 mm I D not supplied 5 Water supply line minimum 1 2 in 13 mm not supplied 6 Adaptor 3 4 BSPP to 1 2 in NPT supplied 7 Fill valve 3 4 in BSPP plastic threads 8 Air gap and o...

Page 41: ... D 2 Hose clamp supplied 3 Flexible bent hose supplied 4 Drain line minimum 7 8 in 22 mm I D not supplied 5 Water supply line minimum 1 2 in 13 mm not supplied 6 Adaptor 3 4 BSPP to 1 2 in NPT supplied 7 Fill valve 3 4 in BSPP plastic threads 8 Air gap and optional trap not supplied 9 Shutoff valve not supplied 10 Filter 5 μm optional but recommended 11 Union fitting not supplied ...

Page 42: ... funnel without touching its sides or bottom Use stainless steel or copper pipe to handle temperatures up to 212 F 100 C Drain lines from large humidifiers with dual steam cylinders must empty into separate open air gap funnels before connecting to the drain Combined drain line minimum 1 5 in 38 mm ID Upon completion of installation flush the water supply and drain lines to clear out any debris in...

Page 43: ...ate it downstream of the distributor at least 5x the absorption distance away If the absorption distance is not known locate it at least 10 feet 3 m downstream from the distributor Can be a humidistat modulating or On Off or a humidity sensor Locate the air proving switch 3 in the same duct as the humidifier s distributor so that it can sense air flow or lack thereof 5 7 2 Permissible Control Sign...

Page 44: ... all installation work has been completed checked for correct workmanship and the door panels are closed and fastened securely CAUTION Electrostatic discharge ESD The electronic components inside the humidifier are sensitive to electrostatic discharge ESD Prevention Take appropriate measures to protect the electronic components inside the unit against damage caused by electrostatic discharge ESD R...

Page 45: ...2 To Level Sensor QC2 To Level Sensor QC1 To Current Sensor To Current Sensor 1 1 1 1 1 1 1 1 1 1 1 1 1 Module A Three Phase Single Contactor Module A Three Phase Dual Contactor Module A Single Phase X0 X0 X0 L1 L2 L1 L2 L3 L1 L2 L3 R R R Y B BL BL BL R R Driver A Driver B QC1 QC2 To transformer primary side To transformer primary side Transformer X13 X14 X15 X8 X9 X12 X11 X7 X1 X2 X4 X5 X6 To Con...

Page 46: ...e termination resistor for Modbus or BACnet MSTP network J6 Modbus connector RS485 interface JP7 Jumper for activating Modbus or BACnet MSTP communication via connector J6 JP8 Termination Linkup system J10 Linkup connector K1 Main contactor supply voltage LV Low voltage terminal strip A SW1Rotary switch module identification Module A 0 X0 Terminal block supply voltage ...

Page 47: ...e Single Contactor R R R R Y Y Y Y B B B B B B B B Y Y Y Y R R R R To Level Sensor QC2 To Level Sensor QC1 To Current Sensor 1 1 1 1 1 1 1 1 1 1 1 1 1 R R Y B BL R R QC1 QC2 X13 X14 X15 X8 X9 X12 X11 X7 X1 X2 X4 X5 X6 To Connector X4 DRIVER BOARD B CYLINDER B B L1 T1 T2 T3 L2 L3 L1 T1 T2 T3 L2 L3 R R R R R B B Y R Y Y B B R Y G GY A Connects to Terminal X1 in Driver Board A B C Connects to Termina...

Page 48: ...ional internal fuse is not a substitute for an external fuse A dedicated external fused disconnect switch must be installed and the fuse rating must not exceed the maximum circuit protection indicated on the specification label refer to Figure 3 on page 9 All wiring must be in accordance with national and local electrical codes Figure 26 External X0 s s s L1 L2 L3 2 3 1 3 Phase Power Supply Connec...

Page 49: ... fuse A dedicated external fused disconnect switch must be installed and the fuse rating must not exceed the maximum circuit protection indicated on the specification label refer to Figure 3 on page 9 All wiring must be in accordance with national and local electrical codes Figure 27 External X0 s s s L1 L2 L3 2 3 1 Single Phase Power Supply Connections 1 External fused disconnect switch 2 Termina...

Page 50: ... On Off Input on page 49 for details IMPORTANT Install a jumper between terminal points 8 and 9 on the low voltage terminal strip if the blower pack is not used IMPORTANT A high limit humidistat is highly recommended to prevent over humidification and potential damage to property IMPORTANT Install a jumper between terminal points 1 and 2 on the low voltage terminal strip if no external On Off devi...

Page 51: ...to Dual in the control software to utilize the second modulating signal refer to the Operation and Maintenance Manual Alternately transducer signals or demand signals can be written to the humidifier via a valid digital com munication protocol Set Source to Modbus BACnet IP BACnet MSTP or Lonworks The signal cable must lead into the control cabinet through a cable gland or grommet If a shielded si...

Page 52: ...input values are shown in Table 8 on page 39 The signal cable must lead into the control cabinet through a cable gland or grommet IMPORTANT When connecting an ohmic humidity controller jumper JP1 on the driver board must be set to 10V so that output of terminal point 6 is 10V and Signal Type must be set to 0 10V in the control software Refer to the Operation and Maintenance Manual Figure 30 Extern...

Page 53: ...t terminal point 6 will output 24VDC and Control Mode must be set to On Off in the control software Refer to the Operation and Maintenance Manual Figure 31 External 1 JP1 10V 24V LV 8 7 6 5 4 3 2 9 1 24V On Off Humidistat Connection 1 24V On Off humidistat 5 8 3 7 External On Off Input The humidifier can also be controlled by an external On Off input through connector X11 on the driver board refer...

Page 54: ...t mode is used to control humidity in two separate zones each with its own separate set of control signals Connections are made as shown for single cylinder units but with independent connections to each terminal strip All the control signals from Zone A are connected to low voltage ter minal strip A and signals from Zone B are connected to low voltage terminal strip B Refer to Figure 33 Figure 32...

Page 55: ...rs on the touchscreen panel of the humidifier and the status LED turns yellow in color Note The way this relay handles system warnings all warnings or service warnings only can be configured in the control software refer to the Remote Fault Board tab in the Operation and Maintenance Manual Steam this normally open NO relay closes when the control board detects a current draw and production of stea...

Page 56: ... relay can be wired to activate or deactivate the optional valve for flushing the water supply line for steam cylinder B Fan Activate B this normally open NO relay can be wired to activate or deactivate an external fan of the AHU air handling unit connected to steam cylinder B Fan Activate A this normally open NO relay can be wired to activate or deactivate an external fan of the AHU connected to ...

Page 57: ...2 Install the jumper JP4 on the control board if the Nortec EL steam humidifier is the first or last unit in the network Termination is generally not required if the network is less than 3280 ft 1000 m in length Figure 36 COMM PORT JP11 JP8 JP4 JP7 DISPLAY DISPLAY LED BAT J17 J18 J22 J23 J21 J19 GND GND GND GND 24V CR2032 GND 5V 3 3V RD TD SIM Card Main Unit USB Ethernet J3 ACC J2 RFB CONTROL BOAR...

Page 58: ... the same location and all linked units will be controlled by one set of control signals connected to the main unit Refer to Figure 37 and connect multiple unit using Linkup as follows 1 Connect all control signals for the entire Linkup configuration to the low voltage terminal strip A in the main unit 2 Install a jumper wire between the terminal points 1 and 2 in the low voltage terminal strip on...

Page 59: ...ination jumper JP8 only on last unit in Linkup chain 5 8 5 Maximum External Fuse Table 11 Maximum External Fusing Nortec EL Duct Single Phase Model 110 120V 1 208V 1 220 240V 1 277V 1 380 425V 1 440 480V 1 550 600V 1 Maximum Output kW Maximum Current A Maximum External Disconnect A Maximum Output kW Maximum Current A Maximum External Disconnect A Maximum Output kW Maximum Current A Maximum Externa...

Page 60: ... 4 45 0 60 37 4 36 0 45 EL Duct 150 56 1 155 7 200 56 1 135 0 175 56 1 78 0 100 56 1 67 5 90 56 7 54 0 70 EL Duct 200 67 3 186 9 250 74 8 180 0 225 74 8 104 1 150 74 8 90 0 125 74 8 72 0 90 Table 13 Maximum External Fusing Nortec EL Space Single Phase Model 110 120V 1 208V 1 220 240V 1 277V 1 380 415V 1 440 480V 1 550 600V 1 Maximum Output kW Maximum Current A Maximum External Disconnect A Maximum...

Page 61: ...52 6 70 19 0 45 6 60 19 0 26 4 35 19 0 22 8 30 19 0 18 2 25 EL Space 075 28 3 78 6 100 28 3 68 1 90 28 3 39 4 50 28 3 34 1 45 28 3 27 2 35 EL Space 100 33 9 94 2 125 37 7 90 6 125 37 7 52 4 70 37 7 45 3 60 37 7 36 2 50 Space or RMBP remote blower pack powered by the humidifier configuration 5 8 6 Electrical Connections Checklist Checkthefollowingtoensurethattheelectricalconnectionsforthehumidifier...

Page 62: ...58 Installation 2582302_C_EN_1611 Nortec EL This page intentionally left blank ...

Page 63: ... Specifications 6 1 Weights Table 15 Weights Model Small Medium Large EL Net weight 45 lb 21 kg 85 lb 39 kg 120 lb 55 kg Operating weight 65 lb 30 kg 150 lb 68 kg 245 lb 112 kg EL Space Net weight 83 lb 38 kg 123 lb 56 kg Operating weight 103 lb 47 kg 188 lb 85 kg ...

Page 64: ... 217 3 25 82 4 1 75 44 7 14 33 364 0 28 7 16 54 420 26 4 670 5 2 25 57 2 12 54 3 16 80 2 12 304 8 1 37 35 2 28 57 6 12 304 8 2 28 57 6 1 22 31 ø 8 32 211 5 2 51 1 73 44 3 81 97 19 69 500 7 62 193 5 2 12 54 4 88 G 3 4 A A 2x 0 31 8 0 ø 0 59 15 Optional mounting bar shown Small Housing Dimensions are in inches and values in brackets are in millimeters ...

Page 65: ... 43 61 8 9 13 232 3 25 82 4 1 75 44 7 1 78 45 0 ø 14 33 364 0 28 7 20 87 530 30 71 780 0 59 15 2 25 57 2 12 54 1 37 35 16 0 406 5 3 48 88 5 22 83 580 7 62 193 5 2 12 54 2 43 61 8 16 0 406 5 2 43 61 8 1 22 31 ø 2 51 1 73 44 3 81 97 12 66 321 5 Optional mounting bar shown Nortec EL Steam Humidifier Medium Housing ...

Page 66: ... 5 9 13 232 3 25 82 4 1 75 44 7 7 04 178 8 21 09 535 8 0 28 7 30 71 780 16 0 406 39 37 1000 2 12 54 0 59 15 4 21 107 16 0 406 5 16 0 406 5 4 6 117 2 75 70 23 23 590 10 37 263 5 6 46 164 2x 1 78 45 0 ø 2x 1 22 31 ø 3 81 97 1 73 44 26 71 678 5 16 06 408 2 51 12 67 321 5 Optional mounting bar shown Nortec EL Steam Humidifier Large Housing ...

Page 67: ...gure 41 14 4 365 16 5 418 0 5 12 35 2 893 15 8 400 Drain connection 1 18 30 ø 13 0 329 9 0 229 Fill connection NPT 1 6 40 Primary power 3 6 91 2 8 72 14 5 369 20 9 530 3 16 80 12 304 8 1 37 35 19 69 500 2 12 54 Nortec EL Space Steam Humidifier Small Housing ...

Page 68: ...42 16 3 415 Drain connection 1 18 30 ø Fill connection NPT 20 9 530 15 7 400 16 5 418 2 2 56 39 5 1003 0 5 12 14 9 380 1 3 32 Primary power 9 1 232 3 6 91 2 4 62 18 9 479 1 37 35 16 0 406 5 3 48 89 22 83 580 2 12 54 Nortec EL Space Steam Humidifier Medium Housing ...

Page 69: ... 2 Steam lines do not reduce in diameter except if required at the steam distributor and condensate line installed just before the restriction Steam lines do not merge except at the steam distributor through a Nortec adaptor Steam line does not sag or kink Supported adequately Any low points in line without condensate trap If a steam hose is used is it attached securely with clamps Clamps secure w...

Page 70: ...ernal diameter of 7 8 in 22 mm Drain line have a constant minimum downslope of 1 in 48 in 1 2 to funnel without touching its sides or bottom Drain lines from large humidifiers with dual steam cylinders empty into separate open air gap funnels before connecting to the drain Combined drain line minimum 1 5 in 38 mm ID All debris flushed from supply and drain lines Electrical Connections Power supply...

Page 71: ...ompleted forms to your local Nortec representative B 1 1 Pre Start Up Checklist Inspect the site services and the installation and fill out the form below Note When filling out the form leave the checkbox un checked if the item does not apply or if the requirement is not satisfied Serial Number Tag Model Capacity Voltage and Phase Customer Job Nortec representative Customer Address Site Ambient Co...

Page 72: ...mbined drain size meets requirement Drain lines from large units must empty into separate open air gap funnels before connecting to the drain Combined drain line minimum 1 5 in 38 mm ID Drainage rate if building drain meets requirement Minimum 2 3 gal min 8 7 L min per steam cylinder required Building drain piping material meets requirement Only copper or stainless steel permitted Humidifier Mount...

Page 73: ...nks in condensate line All debris flushed from condensate line Condensate cooling installed if required by local code All condensate traps primed Electrical Power Connections Power supply meets voltage and current requirements shown on specification label Dedicated external fused disconnect switch installed to local code Fusing must not exceed the maximum current rating shown on specification labe...

Page 74: ...ide unit completed Check for water leaks inside unit com pleted Steam cylinder seated properly in its base Condensate trap inside the unit primed Nortec GS CS NX models only All access panels installed and fastened securely Start Up Shutoff valve in water supply line open Fill tests completed successfully Ignition safety shutoff test completed successfully Manual gas shutoff valve open On Off swit...

Page 75: ...and exceptions in the space below Notes Commissioned by Commissioning Date Company To print the completed forms if using an electronic version of the manual select the Print Form button above In the Print dialog box that appears select the page numbers under Pages to Print and the Fit option under Page Sizing Handling Click Print To save the completed electronic forms first select the Save Form bu...

Page 76: ...viii Appendix B 2582302_C_EN_1611 Nortec EL ...

Page 77: ...hall be attached to THE COMPANY until said products have been paid for in full and then said liability shall be limited to the original purchase price for the product Any further warranty must be in writing signed by an officer of THE COMPANY THE COMPANY s limited warranty on accessories not manufactured by the COMPANY such as controls humidistats pumps etc is limited to the warranty of the origin...

Page 78: ...A 835 Commerce Park Drive Ogdensburg NY 1366 2209 CANADA 2740 Fenton Road Ottawa ON K1T 3T7 Tel 1 866 NORTEC1 Fax 613 822 7964 Email nortec humidity com Website www humidity com Consulting Sales and Service ...

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