Vertiv Liebert PFD Скачать руководство пользователя страница 16 | Manualshive

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Vertiv Liebert PFD Скачать руководство пользователя страница 16

Figure 4.2 Valves and Connections

Item

Description

1

Apply a manifold gauge hose on the suction-line Schraderport.

2

Apply a manifold gauge hose on the discharge-line Schrader port.

3

Remove the solenoid-valve holding coil then apply solenoid-valve service magnet to the valve.

4

External equalizer

5

Sensing bulb

6

Suction-pressure transducer

7

Suction line

8

Schrader port with valve core

9

Digital-scroll compressor

10

Discharge-temperature thermistor

11

High-pressure switch

12

Condenser coil

13

3-way head-pressure control valve

Vertiv | Liebert® PFD™ Installer/User Guide

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Содержание Liebert PFD

Страница 1: ...Liebert PFD Prop Fan Digital Condensing Unit Thermal Management Systems Installer User Guide...

Страница 2: ...ims all liability for damages resulting from use of this information or for any errors or omissions Refer to other local practices or building codes as applicable for the correct methods tools and mat...

Страница 3: ...gerant line Sizes and Equivalent Lengths 14 4 2 1 Refrigerant Charge Requirements 14 4 2 2 Additional Oil Requirements for Digital scroll Compressors 19 5 Electrical Connection Requirements 21 5 1 Low...

Страница 4: ...Vertiv Liebert PFD Installer User Guide 4...

Страница 5: ...h pressure refrigerant loss of refrigerant environmental pollution equipment damage injury or death This unit contains fluids and gases under high pressure Use extreme caution when charging the refrig...

Страница 6: ...ration system Maintaining system cleanliness is extremely important because the oil will tend to bring any foreign matter back to the compressor NOTICE Risk of improper refrigerant charging Can cause...

Страница 7: ...compressor Digit 4 Sound level 0 Standard Z Quiet Line 067 models only Digits 5 and 6 NominalCapacity 1 000 BTU hr Digit 7 Unit type A Air cooled Digit 8 Coiltype Standard coil C Coated coil Digit 9 S...

Страница 8: ...ittal documents included in the Submittal Drawings on page 35 The following tables list the relevant documents by number and title Document Number Title DPN004180 PFD Condensing Unit 3 4 and 5 ton Tab...

Страница 9: ...3 4 and 5 ton horizontaldischarge DPN004066 Optionalanchoring plan 3 4 and 5 ton horizontaldischarge Table 3 1 Dimension Planning Drawings 3 1 1 Location Considerations for Outdoor Condensing Unit Obs...

Страница 10: ...ing and moving equipment is rated for the weight of the unit before attempting to move lift remove packaging from or prepare the unit for installation Unit weights are specified in Table 3 2 above CAU...

Страница 11: ...sive discharge of high pressure refrigerant loss of refrigerant environmental pollution equipment damage injury or death This unit contains fluids and gases under high pressure Use extreme caution whe...

Страница 12: ...low of dry nitrogen through the piping during brazing to prevent formation of copper oxide scale inside the piping When copper is heated in the presence of air copper oxide forms POE oils will dissolv...

Страница 13: ...frigerant line Sizes and Equivalent Lengths on the next page for recommended refrigerant piping sizes based on equivalent pipe lengths Refer to Refrigerant Charge Requirements on the next page for the...

Страница 14: ...e in 1 2 1 2 5 8 5 8 5 8 MT060HE PFD067A L Suction line in 1 1 8 1 1 8 1 1 8 1 1 8 1 1 8 Liquid line in 1 2 5 8 5 8 5 8 5 8 MT060HE PFDZ67A L or PFD067A H Suction line in 1 1 8 1 1 8 1 1 8 1 1 8 1 1 8...

Страница 15: ...1 1 0 Source DPN003099 Rev 1 Table 4 6 Interconnecting piping refrigerant charge for R 410A lb per 100 ft kg per 30 m Model Charge lb kg PFD037A L1 13 4 6 1 PFD037A H1 27 12 2 PFD054A L1 27 12 2 PFD06...

Страница 16: ...ve the solenoid valve holding coilthen apply solenoid valve service magnet to the valve 4 Externalequalizer 5 Sensing bulb 6 Suction pressure transducer 7 Suction line 8 Schrader port with valve core...

Страница 17: ...initial deep vacuum of 500 microns on the system with a suitable pump 4 After 4 hours check the pressure readings and if they have not changed break vacuum with dry nitrogen Pull a second and third va...

Страница 18: ...r restricted air flow 3 Below design ambient temperatures refrigerant backs up into the condenser coil and the charge level drops below the sight glass At lower ambient temperatures block the condense...

Страница 19: ...at the suction side of the system while the system is running Model PFD037 PFD054 PFD067 PFDZ67 Refrigerant System Charge per Circuit lb kg Additional Oil Required Per Circuit oz ml 40 18 1 0 0 0 40...

Страница 20: ...Vertiv Liebert PFD Installer User Guide 20 This page intentionally left blank...

Страница 21: ...ore turning power On Check all electrical connections periodically and tighten as necessary NOTICE Risk of improper electrical connection of three phase input power Can cause backward compressor rotat...

Страница 22: ...supplied shielded 6 wire control connection 24 VAC is required between the evaporator and the condensing unit Control wiring must be installed in accordance with the National Electrical Code NEC Clas...

Страница 23: ...al tag 9 Power wiring connections completed including earth ground 10 Power line circuit breakers or fuses have proper ratings for equipment installed 11 Control wire to condensing unit is shielded co...

Страница 24: ...Vertiv Liebert PFD Installer User Guide 24 This page intentionally left blank...

Страница 25: ...oper electrical connection of three phase input power Can cause backward compressor rotation and unit damage Service technicians should use a gauge set on the system during the initial start up to ver...

Страница 26: ...Vertiv Liebert PFD Installer User Guide 26 This page intentionally left blank...

Страница 27: ...manufacturers specifications Opening or removing the covers to any equipment may expose personnel to lethal voltages within the unit even when it is apparently not operating and the input wiring is d...

Страница 28: ...hose or with a commercial coil cleaner Check for bent or damaged coil fins and repair as necessary During winter do not permit snow to accumulate on or around the condensing unit Check all refrigerant...

Страница 29: ...harge of high pressure refrigerant loss of refrigerant environmental pollution equipment damage injury or death This unit contains fluids and gases under high pressure Use extreme caution when chargin...

Страница 30: ...Pull a second and third vacuum to 500 microns or less and verify that the vacuum levels are maintained 13 With the system in a 500 micron or lower vacuum charge the system based on the requirements l...

Страница 31: ...out due to high discharge temperature condition Check display for high temperature alarm Set S303 to 0 or recycle power to indoor unit Controlvoltage fuses at transformer in evaporator module open Loc...

Страница 32: ...ing pressures Refer to abnormalpressure causes if applicable Compressor motor protectors tripping or cycling High discharge pressure Check for blocked condenser fan or coil High suction temperature Ch...

Страница 33: ...ert Thermal Management Products 1 800 543 2778 Liebert Channel Products 1 800 222 5877 Liebert AC and DC Power Products 1 800 543 2378 A 2 Locations United States Vertiv Headquarters 1050 Dearborn Dri...

Страница 34: ...Vertiv Liebert PFD Installer User Guide 34 This page intentionally left blank...

Страница 35: ...ions 3 4 and 5 ton horizontaldischarge DPN004066 Optionalanchoring plan 3 4 and 5 ton horizontaldischarge PFD Piping Schematics DPN004060 Piping arrangement 3 4 and 5 ton split system DPN004062 Piping...

Страница 36: ...Vertiv Liebert PFD Installer User Guide 36 This page intentionally left blank...

Страница 37: ...cess to refrigeration components electrical components and connections Top Air Discharge 2 51mm 3 76mm 4 3 4 121mm 23 9 16 599mm O 1 2 13mm Typical 6 places 2 1 8 53mm 35 15 16 913mm 5 TON HIGH AMBIEN...

Страница 38: ...cess to refrigeration components electrical components and connections PRIMARY CONNECTION LOCATIONS 2 50mm 12 5 8 320mm 3 4 17 mm Liquid Line OD CU 1 1 8 29mm Suction Line OD CU MODEL NUMBERS 60Hz PFD...

Страница 39: ...ressure Transducer External Equalizer Sensing Bulb Suction Line Digital Scroll Compressor Schrader Port with Valve Core Condenser Coil Discharge Temperature Thermistor 3 Way Head Pressure Control Valv...

Страница 40: ...sor 3 Way Head Pressure Control Valve Check Valve Atmospheric Pressure Relief Valve Sight Glass Lee Temp Receiver Liquid Line Solenoid Valve Liquid Line Suction Line Receiver Heater Pressure Limiting...

Страница 41: ...ET WEIGHT lbs kg DIMENSIONAL DATA in mm 30 3 4 781 48 1 4 1225 21 1 4 540 244 111 21 1 4 540 MODEL NUMBERS 18 5 8 473 18 5 8 473 B C 18 457mm min clearance required for proper air flow on both air inl...

Страница 42: ...54A L PFD067A L ELECTRICAL CONNECTIONS in mm 7 8 1 2 MODEL NUMBERS 7 1 4 184 10 254 2 51 5 1 2 140 8 203 13 1 4 337 PIPING CONNECTION LOCATION in mm PIPING CONNECTION SIZES O D CU D C B A Removable Pa...

Страница 43: ...3 15 11 16 398 15 3 8 391 2 5 16 58 7 1 8 181 6 3 8 162 F G H J K L M A B C D Coil Air 2 Typ 4 places 1 6 Receiver 1 PARTIAL FRONT VIEW 3 8 10mm Foot 3 8 10mm Field supplied spacer Typical 4 places No...

Страница 44: ...ote 1 Disconnect Switch to be field supplied wired and mounted by others per local and national codes 2 Refer to specification sheet for full load amp and wire size amp ratings Electrical Entrance for...

Страница 45: ...ect Switch to be field supplied wired and mounted by others per local and national codes 2 Refer to specification sheet for full load amp and wire size amp ratings Electrical Entrance for High Voltage...

Страница 46: ...LOCATION DIAGRAM TYPICAL HORIZONTAL DISCHARGE CONDENSING UNIT LIEBERT PFD 1 2 3 4 5 1 Fan with Direct drive motor 2 Condenser coil 3 Electric box 4 Heated Receiver 5 Variable Capacity Digital Scroll...

Страница 47: ...Vertiv Liebert PFD Installer User Guide...

Страница 48: ...logos referred to are trade names trademarks or registered trademarks of their respective owners While every precaution has been taken to ensure accuracyand completeness herein Vertiv Co assumes no re...

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