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“精锐”压缩冷凝机组 

“SLIM POWER”CONDENSING UNIT 

 

 

   

   

   

冷(无

  

锡)有

   

   

   

 

Beijer Ref (Wuxi) Co. Ltd 

PN: 

YAL0002-60 

Issue: 

Date:      01/01/20 
Page:       24 of 26  
EN: 

 

 

 

 

24 

 

3

Filter Plugging

 

Replace filter

 

4

、吸气管压降过大

 

4

Suction pressure 

drop is too large

 

查找原因并处理

 

To be rectify and correct it

 

排气温度过高

 

High discharge temperature 

1

、吸气温度偏高

 

1

High suction 

temperature

 

检查吸气管保温材料或膨胀阀设置

 

Check the suction pipe insulation or expansion valve setting

 

2

、吸气压力偏低

 

2

Low suction 

pressure

 

充注制冷剂或调节膨胀阀

 

Charging refrigerant or adjusting expansion valve

 

3

、冷凝温度偏高

 

3

High condensing 

temperature

 

清洁冷凝器

 

Clean condenser

 

4

、油损坏

 

4

Oil damage

 

更换润滑油

 

Change lubricants

 

压缩机身结霜严重

 

Compressor frosted serious

 

1

、制冷剂充注过量

 

1

Too much 

refrigerant

 

回收部分制冷剂

 

Reclaim part of refrigerant

 

2

、过热度太低

 

2

Low superheat

 

重新调整膨胀阀设定

 

Adjust expansion valve

 

3

、蒸发器结霜

 

3

Evaporator frosting

 

化霜并清理蒸发器

 

Defrost and clean evaporator

 

4

、蒸发器风机故障

 

4

Evaporator fan fault

 

检查原因并更换风机

 

To be rectify and change fan if required

 

压缩机噪音异常

 

Abnormal noise from 
compressor

 

1

、压缩机反向运转

 

1

Compressor reverse 

rotary

 

调整相序

 

Adjust phase sequence

 

2

、压缩机回液

 

2

Liquid refrigerant 

entering the compressor

 

检查冷风机或膨胀阀排除故障

 

Check evaporator fan or expansion valve troubleshooting

 

3

、吸排气管震动严重

 

3

Suction and 

discharge pipe shake 
seriously

 

固定管道消除震动

 

Fixed pipe to eliminate vibration

 

4

、机组固定松动

 

4

Unit fixed loose

 

重新固定机组并加减震垫

 

Reseat unit and add cushions

 

5

、压缩机缺油

 

5

Lubricant shortage

 

加油

 

Fill lubricants

 

制冷效果差

 

Poor refrigerating efficiency

 

1

、制冷剂不足

 

1

Refrigerant shortage

 

充注制冷剂

 

Charge refrigerant

 

2

、膨胀阀设定不对

 

2

Improper expansion 

valve adjustment

 

重新设定膨胀阀

 

Adjust expansion valve

 

3

、管路堵塞

 

3

System Pipe 

plugging

 

检查过滤器或者阀门

 

Check filter and valve

 

4

、冷凝温度偏高

 

4

High condensing 

temperature

 

改善通风环境

 

Improve indoor ventilation

 

Summary of Contents for SLIM POWER

Page 1: ...01 20 Page 1 of 26 EN Beijer Ref Wuxi Co Ltd SLIM POWER Condensing Unit Installation Instructions 2 0 7 5HP For 2 0 7 5HP THANK YOU FOR CHOOSING THE BEIJER CONDENSING UNIT TO ENSURE TROUBLE FREE INSTA...

Page 2: ...Compressor Start Up Reset 5 1 4 Caution Compressor 6 1 5 Personal Protective Equipment 6 1 6 Refrigerant Reclaim 6 1 7 No Smoking 6 1 8 Caution Unit Pressurized 6 1 9 Caution Refrigerant Type 7 1 10 C...

Page 3: ...p Vacuum 11 2 1 9 Lubrication 11 2 1 10 Unit maintenance 12 2 1 11 Compressor Crankcase heater 12 2 1 12 Unit Electrical Connection 12 2 2 Refrigeration Piping 13 2 3 Compressor Starting 14 2 4 Fan Sp...

Page 4: ...2 60 Issue D Date 01 01 20 Page 4 of 26 EN 4 4 WIRING SCHEMATIC DIAGRAMS 20 4 1 SLIM POWER Unit MT LT standard 20 4 2 SLIM POWER Unit LT with control panel 21 4 3 Coresense SLIM POWER Unit LT with Cor...

Page 5: ...carry out all electrical work Always isolate the power to the unit before checking and or diagnosing the units Never work on any electrical item without isolating or disconnecting the power supply Al...

Page 6: ...or discharge pipe temperature is high anything contacted may reach the ignition point to fire Leaking refrigerant please pay attention to the protection of the eyes and skin When removing refrigerant...

Page 7: ...se ONLY POE oil do NOT mix POE with other oils when using refrigerants R404A 1 11 Caution Sharp Edges All units are manufactured with sheet metal thus this process had been taken to ensure the edges a...

Page 8: ...scroll compressor which are fitted with inherent internal line break motor protection After opening the protector may not reset for several hours until the motor cools sufficiently Scroll compressors...

Page 9: ...range with refrigerant R22 evaporating temperature is from 10 to 10 Low temperature range X series units with refrigerant R404 R22 evaporating temperature is from 40 to 20 Low temperature range N seri...

Page 10: ...ion to the condenser Condensing Unit should be properly installed on horizontal base with corresponding foot bolts The liquid sight glass is located inside the unit Allow sufficient space around the a...

Page 11: ...positive pressure region When the unit is installed in a cold ambient the cut out pressure shall be lower than the pressure corresponding to the ambient temperature 2 1 6 Warning Reset Motor Protect W...

Page 12: ...e oil temperature Oil temperature should be higher than the ambient temperature for at least 10K The expected temperature would be between 50 70 Recommend to check oil temperature regular for ensure t...

Page 13: ...the rotation of the valve rod After turning valve rod lock the gland nut with a torque wrench for 13 torque to prevent leakage of refrigerant The detail is below Unit Model Gland Nut Torque N m BD020M...

Page 14: ...efrigerant velocity to ensure efficient oil return Horizontal suction lines shall slope towards to the units to allow the oil return freely to the compressor by gravity A 1 100 slope is considered suf...

Page 15: ...t in particular blended zeotropic refrigerant such as R404A require proper procedures to be observed Initially charge 60 to 80 of the expected refrigerant charge in liquid form into the liquid receive...

Page 16: ...rom its mounting place the following procedures need to be carried out professionally by qualified personnel Failure to do so may result in personal injury or death property damage by fire or explosio...

Page 17: ...the warranty Refer to the Standard Terms Conditions of Sale in the Price Guide for warranty statements Continuous product improvement is our company policy Beijer Ref reserves the right to make change...

Page 18: ...Take the necessary measures to avoid the ponding damage to the unit 3 Space around unit should be enough for easy ventilation and daily maintenance for specific dimension please refer to 3 2 4 For a...

Page 19: ...Page 19 of 26 EN 19 BDN040LZ2 D F BDN040LZ2 D 585 388 1032x425x845 BDN050LZ2 D F BDN050LZ2 D 585 388 1032x425x845 BDN060LZ2 D F BDN060LZ2 D 585 388 1032x425x845 BDN075LZ2 D F BDN075LZ2 D 585 388 1032x...

Page 20: ...L N 1 13 14 3 4 5 6 7 9 8 10 K1 N A1 A2 By Customer 12 2 NO COM L1 L2 L3 L1 Phase Alarm To K1 11 L2 L3 7 WS851 1 VER 00 UNIT S No Overload T1 2T1 4T2 6T3 A C LP HP D B T1 N C 95 96 17 18 19 Dischare...

Page 21: ...3 4 5 6 7 9 8 10 K1 N A1 A2 By Customer 12 2 NO COM L1 L2 L3 L1 Phase Alarm To K1 11 L2 L3 7 WS851 6 VER 00 UNIT S No Overload T1 2T1 4T2 6T3 A C LP HP D B T1 N C 95 96 17 18 20 Compressor 1 EARTH AS...

Page 22: ...14 3 4 5 6 7 9 8 10 K1 N A1 A2 By Customer 12 2 NO COM L1 L2 L3 L1 Phase Alarm To K1 11 L2 L3 7 WS851 5 VER 00 UNIT S No Overload T1 2T1 4T2 6T3 A C LP HP D B T1 N C 95 96 17 18 20 Compressor 1 EARTH...

Page 23: ...se phase 6 6 3 phase unbalance To be rectify and correct it 7 7 Compressor over current To be rectify and correct it 8 8 Discharge temperature is too high To be rectify and correct it 9 9 Compressor m...

Page 24: ...2 2 Low superheat Adjust expansion valve 3 3 Evaporator frosting Defrost and clean evaporator 4 4 Evaporator fan fault To be rectify and change fan if required Abnormal noise from compressor 1 1 Comp...

Page 25: ...ed Troubleshooting and resetting Compressor start frequently 1 1 Lack refrigerant Check leakage and repair charge refrigerant 2 2 Line blocking To be rectify and change part if required 3 3 Unit is pr...

Page 26: ...Beijer Ref reserves the right to alter its products without notice more information please contact with sales and visit Beijer Ref website http www beijerref com cn Beijer Ref Wuxi CO LTD No 12 Xindu...

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