Nortek REZNOR GUARDIAN GB 1000 Installation Manual Download Page 1

Page: 1 / 40

MANUAL PART NO. D301214 ISS B

INSTALLATION MANUAL

GUARDIAN GB, GR AND GS

COMMERCIAL AIR CURTAIN RANGE

BS EN ISO 12100:2010 Safety of machinery.

BS EN 60204-1:2018 Safety of machinery. Electrical equipment of machines.

BS EN 55014-1:2017 Electromagnetic compatibility.

BS EN 60335-2-30:2009+A11:2012 Safety. Requirements for room heaters to the following

European CE directives- 2006/95/EC - low voltage; 2014/30/EU - electromagnetic compatibility

Please read this document carefully before commencing installation, commissioning and/or servicing.

Leave it with the end user/site agent to be placed in their premises technical file after installation.

WARNING

Improper installation, adjustment, alteration, service or maintenance can cause property damage, injury or death.

All work must be carried out by appropriately qualified persons.

The manufacturer does not take any responsibility in the event of non-observance of the regulations concerning the connection of the apparatus causing a

dangerous operation possibly resulting in damage to the apparatus and/or environment in which the unit is installed.

AMBIENT, LPHW AND ELECTRIC HEATED

Summary of Contents for REZNOR GUARDIAN GB 1000

Page 1: ...t carefully before commencing installation commissioning and or servicing Leave it with the end user site agent to be placed in their premises technical file after installation WARNING Improper installation adjustment alteration service or maintenance can cause property damage injury or death All work must be carried out by appropriately qualified persons The manufacturer does not take any respons...

Page 2: ......

Page 3: ...ptional wiring 22 Controller C Networking 22 Air curtain addressing 22 Power up manual reset 23 Ambient LPHW models 23 Standard settings 23 Engineers settings 24 Door link settings 24 Link group interlock 24 All controllers 24 External temperature 24 External temperature offset 24 Temperature limits 25 Air return pipe cold sensors 25 Electric Heated models 25 Keypad display 25 Normal mode displays...

Page 4: ...supplied with a program panel and 10m length of RJ45 communication cable The program panel allows the user to control either a single air curtain or a network of up to 16 air curtains Easy programming the end users simply select whether they require the heat on or off not ambient models the required fan setting 1 2 or 3 speed and the outlet temperature setting Options for BMS compatible via Modbus...

Page 5: ...to installers Before installation check the local distribution conditions supply voltage and nature of water and pressure LPHW are compatible Installation assembly commissioning service and maintenance procedures must be carried out only by suitable competent qualified persons Unauthorised modifications to the appliance or departure from the manufacturer s guidance on intended use or installation ...

Page 6: ... Program panel control wiring RJ45 pre wired cable required Cable terminal size 1 5mm 2 MAX Electric Heated Models Electrical supply L M H 415V 3 phase 50Hz Heating capacity standard L M H kW 9 12 18 Heating capacity high L M H kW 12 18 24 Total electrical load per phase standard L A 13 7 18 3 27 4 M A 13 8 18 4 27 7 H A 13 8 18 5 27 8 Heat current per phase standard L A 12 53 16 78 25 08 M A 12 5...

Page 7: ... 18 24kW L C 34 33 33 M C 29 28 29 H C 24 22 24 Weight incl water L M H kg 38 5 58 72 External fuse size D type MCB H A 6 Table 1 Technical data Standard Capacity is the factory default High Capacity is achieved by using the Jumpers provided in the installation pack see parts table on page 35 and additional information on standard and high capacity fan and heat settings on page 18 Standard default...

Page 8: ...arance allows for cable entry and prevents combustible surfaces overheating The minimum mounting height floor to grille outlet is 1 8m The recommended maximum mounting height is 3m for standard fan setting 4m for high Figure 2 2 GS Bottom view Figure 2 1 GS Front view Figure 2 GS Top view Reference GS 1000 GS 1500 GS 2000 1 440 2 1094 1620 2148 3 227 4 70 5 132 130 132 6 830 1360 1884 7 306 8 440 ...

Page 9: ...commended that a minimum clearance of 100mm is allowed around the case The clearance allows for cable entry and prevents combustible surfaces overheating The minimum mounting height floor to grille outlet is 1 8m The recommended maximum mounting height is 3m for standard fan setting 4m for high Figure 3 2 GR Bottom view Figure 3 1 GR Front view Figure 3 GR Top view Figure 3 3 GR Side view Dimensio...

Page 10: ... 830 1360 1884 4 226 5 1060 1584 2111 6 448 7 1125 1650 2177 8 436 9 300 10 427 487 Figure 4 3 GB Side view Table 4 GB Dimensions Clearance distances It is recommended that a minimum clearance of 100mm is allowed around the case The clearance allows for cable entry and prevents combustible surfaces overheating The minimum mounting height floor to grille outlet is 1 8m The recommended maximum mount...

Page 11: ...upplied with an industry standard plastic double surface mounted socket box Alternatively the program panel can be flush mounted using a customer supplied metal flush conduit box as shown in Figure 5 2 Figure 5 Surface mount box Figure 5 2 Surface mounting back box dimensions Figure 5 1 Flush mounting using metal conduit box by others ...

Page 12: ... EN 2020 06 D30121 Iss B TD Component layout Figure 6 Component layout GS Location Component 1 Control panel 2 Installer terminal block 3 Fan 4 Fan motor 5 Fan deck 6 Transformer 1500 only 7 Heating element Table 5 GS GR components Figure 7 Component layout GR ...

Page 13: ...d Figure 8 Honeycomb outlet position near to the door adjustable angle of 0 to 5 Electrical supply Electrically heated units require a connection to 3 phase 415V power supply only Ambient and LPHW models require a connection to single phase 230 240V supply only Electrically heated models consume 9kW 12kW 18kW 24kW at 415 Volts when switched to the full heat position depending on the model and capa...

Page 14: ...r grove in the case 3 The first cover can then be pushed to the right to release it from the screw slot see figure 10 then pull forward and lift upwards to be removed For additional covers fitted on the 1500 or 2000 units loosen the fixing screws and remove as with the previous covers Figure 9 GS cover fixing point Figure 9 1 GS cover fixing point Figure 9 2 GS cover fixing point Figure 10 Dog bon...

Page 15: ... provided in the casing for cable entry Choose the appropriate hole to suit the installation Note the terminal connection block is located to the right of the unit 7 Install the cable into the case using a suitable cable gland for size of cable 8 Two RJ45 ports are located in the case to connect the program panel and any other air curtains to be controlled 9 Adjust outlet to required angle to give...

Page 16: ...sary onto drop rods in the bracket 3 Ensure the unit is level and then tighten the fixing points with a final check to ensure the unit is level 4 Follow the instructions 6 to 10 of the drop rod mounting instructions grille Figure 16 Mounting bracket option Figure 16 1 Mounting bracket fitted to GB unit Installation details LPHW Only Installation of the LPHW unit is as described earlier Once situat...

Page 17: ...its own trunking to avoid external interference Maximum cable run in any network must not exceed 100m in total including program panel cable Note All air curtains connected within the network system will operate under the settings of the single program panel Any air curtain within the network can be connected with and respond to the following optional circuits External switch ie BMS enable where r...

Page 18: ...ble 0 F1 Speed 1 Low 0 F2 Speed 2 Medium Standard 0 F3 Speed 3 High 0 F0 Fan off Ensure the supply cables are adequate for the higher loading with the high capacity settings of the fans See technical data on page 6 Ambient and LPHW model The Ambient models have no heat elements and the LPHW models has a coil which the capacity cannot be controlled by the internal circuit board therefore only the f...

Page 19: ...ER FILTER FAN 0 10v FAIL O P VALVE 0 10v AIR OUTLET Ext Timer BMS Door Switch Ext Temp Sensor J1 J2 Programmer Keypad SELECT RJ45 Cable 230v 50Hz MAINS SUPPLY Factory Connections Installer Wiring 900698 Guardian Series Ambient Installer Connections 1 2 Violet Yellow Red Green Yellow Brown Blue Figure 20 Wiring diagram ambient Terminal Description Cable N Neutral 1 5mm L1 Phase 1 or 1 Phase supply ...

Page 20: ...w Red Green Yellow Blue Brown Grey Black Figure 21 Wiring diagram electric heated Terminal Description Cable E Mains earth 10mm N Neutral L1 Phase 1 L2 Phase 2 L3 Phase 3 1a to 6a Capacity jumpers see page 18 Table 7 Cable specification electric heated Protection There are two high speed fuses on the base unit to protect the switching thyristors for the heater An external circuit breaker with the ...

Page 21: ...ressure Switch Air Return Sensor Pipe Cold Sensor Violet Blue White Yellow Red Black Grey Green Yellow Brown Blue Figure 22 Wiring diagram LPHW heated Terminal Description Cable N Neutral 1 5mm L1 Live E Earth Table 8 Cable specification LPHW heated Protection External circuit breaker with the appropriate rating should be installed for the protection of the installation Terminal Description Cable ...

Page 22: ...CB CONTROLLER Networking The program panel is connected to the first air curtain via pre wired RJ45 cable to the socket in the first air curtain housing See figure 25 on page 23 Connect a second RJ45 cable in to the spare RJ45 socket of the first air curtain and then take across to one of the RJ45 sockets in the second air curtain Further RJ45 cables can be used to connect more air curtains to the...

Page 23: ...to increase a setting Press the button to increase a setting Keypad display Operation Ambient LPHW Models Only On first power up the display will show and have the following default settings F 0 no fan H 0 no heat 16 C Heat set point If no Air Curtains are detected the display will show Note Subsequent power ups will retain any entered settings in the display internal memory In normal operation th...

Page 24: ... 10O C 3 15O C Pressing the SELECT button again advances to the link group interlock settings Link group interlock If more than one Air Curtain is connected to the display then there are two sets of interlocks available to enable a single Air Curtain in a group to be the master controller based on links used 1 is the Air Curtain address and C0 is the default setting no interlock set Press the or b...

Page 25: ...hould be a difference of at least 2 C If there is no difference then the controller assumes that there is no flow then turns the heating off Operation Electric Heat Models Only Keypad display Display Meaning First power up No air curtains found Curtain address and temperature set point Normal operation During normal operation mode the display is dimmed Pressing the SELECT button will put the panel...

Page 26: ...or example Any air curtain in the network can be accessed by pressing SELECT when it s address appears on the display The settings can then be changed as previously described Engineers settings Other options are available in engineer s mode To access the engineers mode either press and hold the button for a few seconds until the display goes blank then press SELECT briefly The display will show or...

Page 27: ...imer BMS door interlock 4 Stat interlock 5 Timer BMS stat interlock 6 Stat door interlock 7 Timer BMS stat door interlock This function is accessed by pressing the SELECT button until the display shows Using this setting all air curtains in a network respond to the same settings Settings for individual air curtains can still be changed if required External temperature This is only displayed if the...

Page 28: ...d this feature will only work under the all controllers setting Example with offset at 9 Temperature limits This function is accessed by pressing the SELECT button until the display shows and respectively i e maximum and minimum set limits for set temperature Use the and buttons to change to the desired limit temperature settings The maximum default 35 C may be set anywhere between the current min...

Page 29: ...Address Switch Setting Modbus Address Switch Setting 16 0 24 8 17 1 25 9 18 2 26 A 19 3 27 B 20 4 28 C 21 5 29 D 22 6 30 E 23 7 31 F Modbus function codes supported Codes Descriptions Range of arguments 01 02 Read coils read discrete inputs equivalent Coils 1 to 24 03 04 Read Holding registers input registers equivalent Registers 121 to 126 05 Write single coil Coils 13 to 24 06 Write single regis...

Page 30: ...ad only Set if external thermistor not fitted 13 Set_fan1 Read write Switch fan 1 14 Set_fan 2 Read write Switch fan 2 15 Set_fan 2 Read write Switch fan 2 16 Heat Read write Switch heat demand on off A 17 Timer_link_ mask Read write Set to force timer link open circuit operation 18 0 Read write May indicate fault condition if read returns 1 19 Stat_link_ mask Read write Set to force thermostat li...

Page 31: ...f the dog bone slot This panel can then be lifted out of the tabs at the bottom to fully release see figure 9 on page 14 2 GR units loosen the screws securing the inlet grille and hinge down the grille can be removed by releasing the spring loaded bolt to either side See figure 12 and 13 on page 14 3 With a soft brush clean away any dust from the motor and elements 4 Check the security of all the ...

Page 32: ...arrier from the stud side on the 2m models the centre support can be moved to one side to allow the stud side to be released On the GS units peal back the tabs which retain the honeycomb outlet remove the honeycomb media from the carrier and replace Then fit the new honeycomb media into the carrier and push the tabs back over the honeycomb to secure Figure 29 GS honeycomb retaining On the GR units...

Page 33: ... air curtain address For fault codes refer to SmartElec fault table on page 34 As the faults are mutually exclusive the first error code displayed on the program panel will stay on until the fault has been cleared Apart from the communication failure fault 0 which could be due to a broken connection of the data link and the air curtain not found fault which could be due to incorrect addressing all...

Page 34: ...dard controller Code Description Symptom Possible cause Remedy _ _ Communications failure No control on unit Bad data cable connection Damaged cable Check data cables and plugs Replace damaged cable E1 Air sensor failed Fan operating no heat Air sensor cable disconnected Air sensor broken Check cable Replace air sensor E2 Air sensor temp too high Fan operating no heat High ambient air temperature ...

Page 35: ...661 n a Honeycomb core 1026068 1026078 1026068 Inlet cover assembly GS 1026849 Inlet cover assembly GR 1026662 1026163 1026829 Inlet cover filter only GS 1026664 Filter securing clip GS 1026910 Inlet cover filter only GR 1026665 1026835 1026665 Filter securing clip GR 1026962 End cap GS left hand 1026505 End cap GS right hand 1026506 Control fuse T1H 100535 Ambient Models Control panel base unit A...

Page 36: ...w control panel Set the dip switch 2 of figure 33 for the location and follow the networking address settings For more information see page 22 Heating element 1 Follow steps to remove the covers 2 Remove the fixing bolts holding the honey comb outlet grill assembly and remove this 3 Make a note of the wiring at the control panel for the heating element and the temperature sensor Figure 33 Control ...

Page 37: ...0 50 50 40 Rating kW 18 93 18 48 14 9 11 3 7 67 Temp Rise ºC 14 9 14 5 11 7 8 9 6 Volumetric Fluid Flow m h 1 5 1 6 1 3 1 0 7 Mass Fluid Flow kg h 1477 1587 1281 973 661 Fluid Velocity m s 2 62 2 81 2 26 1 7 1 15 Fluid Pressure Drop kPa 43 55 49 58 34 91 22 21 11 65 Manifold Pressure Drop kPa 3 35 3 85 2 54 1 49 0 71 Total Pressure Drop Fluid Side kPa 46 91 53 43 37 51 23 71 12 36 GS GR GB2000 Mod...

Page 38: ...Page No 38 Reznor Guardian GB GR and GS Installation Manual EN 2020 06 D30121 Iss B TD ...

Page 39: ...Reznor Guardian GB GR and GS Installation Manual EN 2020 06 D301214 Iss B Page No 39 SP ...

Page 40: ...tered trademark of the Nortek Global HVAC limited Because of the continuous product innovation Nortek Global HVAC reserves the right to change product specification without due notice This document replaces the previous Manual Part No Reznor Guardian GB GR and GS Installation Manual EN 2020 04 D301214 Iss A Current full Part No Reznor Guardian GB GR and GS Installation Manual EN 2020 06 D301214 Is...

Search results

Summary of Contents for REZNOR GUARDIAN GB 1000

Reviews:

Related manuals for REZNOR GUARDIAN GB 1000

Brands by name

Popular brands

Nortek REZNOR GUARDIAN GB 1000, Installation Manual

Search results

Summary of Contents for REZNOR GUARDIAN GB 1000

Reviews:

Related manuals for REZNOR GUARDIAN GB 1000

Brands by name

Popular brands