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Premisys MP Series, Инструкция по установке, эксплуатации и обслуживанию

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6

Packaged and Split Rooftop Ventilator

Installation - Packaged DX

Service Clearances

Unit  

Size

A 

L

W

J*

H

Unit 

Weight

Outdoor 

Air WH Qty

Pre-Wheel 

Supply/

Exhaust

Filters*

Qty

Supply Final 

Filters  

(Pre-coil)**

Qty

Outdoor  

Air 

WH

Length Width Condensing 

Section

Height

MP-1-1

22.1

98.6

52.5

30.1

59.3

2700

20x20x2

4

NA

20x20x2

4

MP-2-1

27.1

109

68.2

30.1

72.5

4500

25x25x2

4

16x25x2

8

MP-4-0

22

156

68

30

90

6400

20x25x2

6

16x20x2

12

MP-4-0^

22

156

68

30

90

6400

20x25x2

6

16x20x2

12

MPE-1-1

22.1

149.5

52.5

30.1

59.3

3400

20x20x2

4

20x25x2†  

2†

20x20x2

4

MPE-2-1

27.1

163.2

68.2

30.1

72.5

5100

25x25x2

4

16x25x2‡ 

4‡

16x25x2

8

MPE-4-0

22

224

68

30

90

8300

20x25x2

6

16x20x2# 

7#

16x20x2

12

MPE-4-0^

27

224

68

30

90

8300

25x25x2

6

20x20x2/ 

20x24x2

8

16x20x2

12

All dimensions are shown in inches. Weight shown in pounds. *Size and quantity is per airstream. **Dimension based upon 

MERV 8 or 13 filters (MERV 14 filters are 4 in. thick).

†

Based upon a 30 / 36 in. energy wheel (16x25x2, quantity of 3 for 41 in. 

energy wheel). 

‡

Based upon a 52 in. energy wheel (16x16x2, quantity of 8 for 58 in. energy wheel). 

#

Based upon a 52 / 58 in. 

energy wheel (16x20x2, quantity of 8 for 74 in. energy wheel). ^Above 12,000 cfm. WH = weatherhood (aluminum mesh). Model 

MPE includes energy wheel (not shown).

Unit Size

ACS

CC 

End

OA 

End

CS from 

Unit 

MP-1-1/MPE-1-1

40

42

42

18

MP-2-1/MPE-2-1

36

58

42

18

MP-4-0/MPE-4-0

36

52

58

18

All dimensions are shown in inches. 

 ACS  =  Access

 CC  =  Control Center

 OA  =  Outdoor Air Weatherhood

CS = condensing section

Typical Unit Weights and Dimensions

OA End

ACS

CS

CC End

CLEARANCE

CLEARANCE

Inlet/Discharge Locations

Unit Size

RA1

RA2

RA3

RA4

SB1

SB2

SB3

SB4

SS1

SS2

SS3

SS4

MP-1-1, MPE-1-1

41

5.8

5.6, 56.6 11.5

28

14

22

24

21

6.5

22

25

MP-2-1, MPE-2-1

56

6.1

5.9, 60.2

16

53

7.6

23.2

27

21

6.5

22.2

29

MP-4-0, MPE-4-0

48.8

9.6

9, 77

21.8

42

13

37.7

36

32

6.4

45.2

32

L

OUTDOOR AIR

WEATHERHOOD

SUPPLY AIR

DISCHARGE BOTTOM

RECIRC

DAMPER

OUTDOOR AIR

DAMPER

SUPPLY BLOWER

COMPRESSORS

A

CONTROL

CENTER

IG HEATER

H

SUPPLY FILTERS

W

J

SB1

SB2

SB4

SB3

RA3

RA4

RA2

RA1

SS1

SS2

SS3

SS4

RETURN AIR 

INLET

DX COIL

SUPPLY AIR 

DISCHARGE SIDE

© 2017 Mitsubishi Electric US, Inc.

Premi

Sys

Содержание MP Series

Страница 1: ... for cooling before servicing Only qualified personnel should install and maintain this system Personnel should have a clear understanding of these instructions and should be aware of general safety precautions Improper installation can result in electric shock possible injury due to coming in contact with moving parts as well as other potential hazards Other considerations may be required if high...

Страница 2: ...Control Center Components Main Control Center 17 Optional Indirect Gas Fired Furnace 17 Component Operation Phase Monitor 17 Variable Frequency Drive 17 Supply Fan VFD Sequence 17 Exhaust Fan Only Power 18 Airflow Monitoring 18 Factory Installed Refrigeration Systems Packaged DX 19 Split DX 20 Electrical Parts Specification 21 Component Operation 21 Start Up Unit Model and Serial Number 22 Pre Sta...

Страница 3: ... of dirt water ice or snow and wipe dry before moving to indoor storage To avoid condensation allow cold parts to reach room temperature Leave coverings loose to permit air circulation and to allow for periodic inspection The unit should be stored at least 3 in 89 mm off the floor Clearance should be provided to permit air circulation and space for inspection Outdoor The unit should be placed on a...

Страница 4: ...tely variable SCR control Hot water coil Installed in furnace section Airflow Arrangement The unit is capable of Constant Air Volume CAV Variable Air Volume VAV 100 Outdoor Air Safety Listing Models are listed per ANSI UL 1995 Heating and Cooling Equipment and are ETL Certified Models and Capacities Model Cooling Capacity Packaged DX MP 1 1 MPE 1 1 5 to 15 tons MP 2 1 MPE 2 1 15 to 30 tons MP 4 0 ...

Страница 5: ...DX cooling fans and energy recovery wheel Main Control Center Final Filters on coil face Weatherhood Filters metal mesh Energy Wheel MPF Plenum Type Exhaust Air Blower Filters Two inch thick metal mesh filters in the optional Outdoor Weatherhood air intake 2 inch thick pleated paper MERV 8 standard or MERV 13 optional filters in the airstream Optional 4 inch thick filter bank with 2 inch thick MER...

Страница 6: ... of 3 for 41 in energy wheel Based upon a 52 in energy wheel 16x16x2 quantity of 8 for 58 in energy wheel Based upon a 52 58 in energy wheel 16x20x2 quantity of 8 for 74 in energy wheel Above 12 000 cfm WH weatherhood aluminum mesh Model MPE includes energy wheel not shown Unit Size ACS CC End OA End CS from Unit MP 1 1 MPE 1 1 40 42 42 18 MP 2 1 MPE 2 1 36 58 42 18 MP 4 0 MPE 4 0 36 52 58 18 All ...

Страница 7: ...20x2 4 MPF 2 1 27 1 163 2 68 2 72 5 5100 25x25x2 16x25x2 4 16x25x2 8 All dimensions are shown in inches Weight shown in pounds Size and quantity is per airstream Based upon a 30 36 in energy wheel 16x25x2 quantity of 3 for 41 in energy wheel Based upon a 52 in energy wheel 16x16x2 quantity of 8 for 58 in energy wheel WH weatherhood aluminum mesh Unit Size ACS CC End OA End PA from Unit MPF 1 1 36 ...

Страница 8: ...to the cabinet by the lift cables 5 Always test lift the unit to check for proper balance and rigging before hoisting to desired location 6 Never lift unit by weatherhood 7 Never lift units in windy conditions 8 Preparation of curb and roof openings should be completed prior to lifting unit to the roof 9 Check to be sure that gasketing supplied by others has been applied to the top of the curb pri...

Страница 9: ...apters are provided to support ducts prior to setting the unit 4 Set the Unit Lift unit to a point directly above the curb and duct openings Guide unit while lowering to align with duct openings Roof curbs fit inside the unit base Make sure the unit is properly seated on the curb and level L W Typical Unit with Condensing Section and Factory Supplied Curb Kit Ductwork Configurations NOTE Downblast...

Страница 10: ...sizing Provide the Opening s for the Electrical Connections Electrical openings vary by unit size and arrangement and are field supplied Connect the Power Supplies Connect the main power lines and electric heater power lines to the disconnect switches or terminal blocks and main grounding lug s Torque field connections to manufacturer s recommendations Wire the Optional Convenience Outlet The conv...

Страница 11: ...ge supply wiring here or at power distribution block RECOMMENDED LOCATION for field supplied high voltage supply wiring RECOMMENDED LOCATION for low voltage control wiring Disconnect Switch for electric heater Present only if electric heat is selected Terminate heater supply wiring here WARNING Never drill holes in the roof of the unit There is high voltage wiring located between the inner and out...

Страница 12: ... downstream of the supply fan on all models Water piping can be routed through the base of this unit if desired Piping vestibule is available for all models Water Coils 1 Piping should be in accordance with accepted industry standards Pipework should be supported independently of the coils When installing couplings do not apply undue stress to the connection extending through the unit Use a backup...

Страница 13: ... ø5 8 1 0 40 1 or 2 ø19 05 ø3 4 1 2 48 1 or 2 ø22 2 ø7 8 1 0 40 2 ø25 4 ø1 1 0 40 2 ø28 58 ø11 8 1 0 40 2 ø31 75 ø11 4 1 1 44 2 ø34 93 ø13 8 1 2 48 2 ø41 28 ø15 8 1 4 56 2 Pipe Type 1 ACR Annealed 2 ACR Drawn Temper The figures in the radial thickness column are based on the Japanese standards and provided only as a reference Use pipes the meet the local standards Piping Design Refrigerant Line Si...

Страница 14: ...ve DOAS H OU under DOAS OU DOAS H OU above DOAS H OU under DOAS A S T Outdoor Twinning Kit CMY Y100CBK3 h2 OU Piping Length Item Piping in the figure Max length m ft Max equiv length m ft Max piping length A S T 15 50 1 15 50 1 Height between OU and OU h2 0 1 0 3 Height between OU and DOAS OU above DOAS H 15 50 Height between OU and DOAS OU under DOAS H1 15 50 OU Outdoor Unit DOAS Dedicated Outdoo...

Страница 15: ... length of liquid pipe sized 15 88 5 8 in Total length of liquid pipe sized 12 70 1 2 in Total length of liquid pipe sized 9 52 3 8 in Additional Charge for OD Unit DOAS Charge Outdoor Unit Amount PUHY P96 2 kg 71 oz kg oz m x 0 20 kg m ft x 2 16 oz ft m x 0 12 kg m ft x 1 3 oz ft m x 0 06 kg m ft x 0 65 oz ft PUHY P144 8 kg 283 oz PUHY P192 8 kg 283 oz PUHY P240 16 kg 566 oz DOAS Charge Amount Mo...

Страница 16: ...369 53 90 MPF 2 1 32 x 45 658 25 91 627 24 68 1636 60 46 1472 57 97 50 x 45 388 15 28 449 17 66 1455 57 27 1445 56 88 Split DX Piping Connections MPF 1 96 144 MPF 2 144 MPF 2 192 240 Suction Pipe ø28 58 11 8 ø34 93 13 8 Liquid Pipe ø12 7 1 2 ø15 88 5 8 Measurement in mm in Liquid Line Suction Line 2017 Mitsubishi Electric US Inc PremiSys ...

Страница 17: ... monitor 17 Exhaust airflow monitor 18 Digital scroll controller Optional Indirect Gas Fired Furnace Note In some models two furnaces are installed to provide greater output When two furnaces are installed they are in parallel and both will operate at the same time and the same output Both furnaces will have identical controls 1 Single stage valve 2 Modulating valve 3 PCOE expansion board 4 Igniti...

Страница 18: ...exhaust fan will still run A phase monitor will detect an outage or power loss and open the contact disconnecting all power to the unit and controller An external signal will need to be sent to a relay to power the exhaust fan enabling the fan to run at a maximum speed This sequence is NOT to be used for high temperature exhaust applications Airflow Monitor A factory wired mounted and powered airf...

Страница 19: ...t circuit The valve controls the flow of liquid refrigerant entering the evaporator coil by maintaining a constant factory set superheat of 10 F The valve is adjustable and is located on the side of the evaporator coil and can be accessed through the coil access panel 13 Evaporative Coil 14 Low Limit Pressure Switch The switch is installed on the suction line and disables the DX system when the su...

Страница 20: ...IPE 1 4a 3 5 2 10 GAS PIPE 7 6 8 9 LIQUID PIPE 4b MPF 2 192 240 1 1 Evaporative Coil 2 Gas Pipe Thermistor 3 Liquid Pipe Thermistor 4a Linear Expansion Valve 4b Linear Expansion Valve 5 Strainer 6 Solenoid Valve 7 Solenoid Valve 8 Reheat Coil 9 Strainer 10 Reheat Pipe Thermistor MPF 1 96 144 MPF 2 144 1 2017 Mitsubishi Electric US Inc PremiSys ...

Страница 21: ... drive port dimension ø6 4 0 1400 pulse at R410A outdoor unit Linear Expansion Valve LEV3b DC 12V Stepping motor drive port dimension ø6 4 0 1400 pulse at R410A outdoor unit M Net Terminal Block TB5 M1 M2 S 250V 20A MODBUS Terminal Block TB485 G 250V 20A Split DX Electrical Parts Specification Refrigeration Control Split DX Component Operation Function of the LED s on the Control Board Symbol LED ...

Страница 22: ...he outdoor temperature is below 40ºF Do not short cycle the compressor Allow 5 minutes between on cycles to prevent compressor damage DX system is charged with refrigerant Start up must be performed by EPA Certified Technician Every installation requires a comprehensive start up to ensure proper operation of the unit As part of that process the following checklist must be completed and information...

Страница 23: ...all power switches o Remove any foreign objects that are located in the unit o Check all fasteners set screws and locking collars on the fans bearings drives motor bases and accessories for tightness o Rotate the fan wheels and energy recovery wheels by hand and ensure no parts are rubbing o Filters can load up with dirt during building construction Replace any dirty pleated filters and clean the ...

Страница 24: ...tween 8º and 12ºF Subcooling ________ Deg F Should be between 12º and 17ºF Discharge Pressure __________PSIG Should be between 300 and 500 PSIG Suction Line Pressure __________PSIG Should be between 100 and 135 PSIG Liquid Line Temperature ________ Deg F Suction Line Temperature ________ Deg F Moisture Indicating Sight Glass Liquid Visible Yes No Color of Center Dot Green Yellow Hot Gas Bypass Ope...

Страница 25: ...vibration can cause a multitude of problems including structural and or component failure The most common sources of vibration are listed Many of these conditions can be discovered by careful observation Refer to the Troubleshooting section of this manual for corrective actions If observation cannot locate the source of vibration a qualified technician using vibration analysis equipment should be ...

Страница 26: ...anual override values that were set during the calibration Airflow Monitor For additional information on how to navigate through the airflow controller menus refer to technical manuals GF 2200A from GreenTrol Automation Inc at www greentrol com Field calibration procedure 1 Turn off power to the unit using the power disconnect s 2 Remove the cover from the GreenTrol airflow monitoring controller 3...

Страница 27: ...cooling the wheel will stop rotating to allow free cooling Modulate Wheel When economizer mode is enabled and there is a signal for cooling the wheel VFD modulates wheel speed to maintain the discharge temperature set point Optional Frost Control The microprocessor controller will output a signal when wheel frosting is occurring which is determined by a temperature set point OA 5 F 2 F hysterisis ...

Страница 28: ...ould rotate when a clip is open the clip will jam against the bearing support bar and could cause damage Cleaning Maintenance or cleaning of the wheel segments should be done with the segments removed from the wheel cassette to avoid splashing liquids or cleaning agents inside the cabinet If the energy wheel appears excessively dirty it should be cleaned to ensure maximum operating efficiency Only...

Страница 29: ...king light The phase monitor is self resetting once the alarm condition is corrected It is located in the main control center Variable Frequency Drive VFD Variable frequency drives have a display screen that will show an alarm condition If a fault such as a voltage spike occurs the VFD will go into alarm and will not reset until a hard restart is performed See the unit specific manufacturer s manu...

Страница 30: ...static pressure too high Improve ductwork to eliminate losses using good duct practices Blower speed too low Check maximum motor RPM and compare with catalog data Verify that external control wiring is in place if required Fan wheels are operating backwards For 3 phase see Direction of Fan Wheel Rotation Direction in Start Up Components section Dirty filter Replace filters or follow cleaning proce...

Страница 31: ...use after correcting problem Low line voltage Check line voltage If more than 10 from compressor marking correcting is necessary Compressor motor protector open Motor thermal protector automatically resets Allow time 2 hours for compressor to cool down so protector will reset Restart and check for reason overheat occurred Compressor defective Check motor for open circuit short circuit grounded win...

Страница 32: ...or is hot allow compressor to cool for two hours Recheck for open circuit Improper refrigerant charge Check subcooling Improperly wired Review wiring schematics Loose wiring Check all connections Defective start relay Replace relay Motor windings damaged Verify amp draw Compressor hums but will not start Improperly wired Review wiring schematics Low line voltage Check voltage Loose wiring Check al...

Страница 33: ... excess refrigerant Non condensable in system Remove non condensable from system Dirty condenser coil Clean condenser coil Condenser fan not running or running backwards Check electrical circuit and fuse Check fan cycling controls High load conditions Add more equipment or reduce load Low suction pressure Refrigerant undercharge loss of refrigerant charge Check pressures and subcooling Blower runn...

Страница 34: ...on valve setting Check for refrigerant overcharge Check crankcase heater operation Reheat flush cycle inadequate Contact factory Not enough cooling or lack of cooling Refrigeration undercharged Check subcooling Adjust charge if necessary Dirty filter or evaporator coil Check filter coil and airflow Dirty or clogged condenser coil Check coil and airflow Air or other non condensables in system Check...

Страница 35: ... 7kΩ 20ºC 68ºF 6 4kΩ 25ºC 77ºF 5 3kΩ 30ºC 86ºF 4 3kΩ 40ºC 104ºF 3 1kΩ Linear Expansion Valve 1 2 3 4 5 6 LEV White Yellow Orange Blue Red Brown CN60 CNLEV2 Disconnect the connector then measure the resistance between terminals with a tester Normal Abnormal 1 5 White Red 2 6 Yellow Brown 3 5 Orange Red 4 6 Blue Brown Open or short 200 kΩ 10 Solenoid valve coil SV10 SV11 Measure the resistance betwe...

Страница 36: ...g angle does not change all the output phases will be off 2 When the output is open phase or remains ON the motor cannot run smoothly and rattle and vibrates 3 LEV Valve Closing and Opening Operations Valve opening refrigerant flow rate Valve closed Valve open E B 80 100 pulses Pulses Fully open 1400 pulses A C D When the power is turned on the valve closing signal of 2200 pulses will be output fr...

Страница 37: ...rmal if resistance is 200 ohm 10 Replace the LEV coils Faulty wire connections in the connector or faulty contact 1 Check for loose pins on the connector and check the colors of the lead wires visually 2 Disconnect the control board s connector and conduct a continuity check using a tester Check the continuity at the points where an errors occurs Solenoid Valve Judgement methods and possible failu...

Страница 38: ...air which can be drawn into the filters and the coils they should be checked more frequently If the system is being used for only a few hours per day the frequency may be reduced Use the maintenance log at the end of this manual to record each maintenance session and observations and then establish a maintenance schedule that is appropriate for the installation The following is provided as a guide...

Страница 39: ...acceptable filter replacements are Aerostat Series 400 or Farr 30 30 Filters upstream of the coil should be checked regularly If the filters are dirty they should be cleaned or replaced It is important the filters stay clean to maintain desired airflow WARNING REFER TO GENERAL SAFETY INFORMATION Do not operate this unit without the filters and birdscreen installed They prevent the entry of foreign...

Страница 40: ..._______________ Time_____________ AM PM Notes _______________________________________ ____________________________________________ ____________________________________________ ____________________________________________ ____________________________________________ Date__________________ Time_____________ AM PM Notes _______________________________________ _________________________________________...

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