Heatcraft BOHN Handbook Download Page 18

 

西克制冷

(

无锡

)

有限公司

                                                    

 

 

                

文件号

:                   

20070206 

 

 

 

 

 

 

 

 

 

页数

 

 

 

18 of

 20

 

  

General Electrical Schematic Drawings

电气原理图

 

 

1. 

FACTORY FITTED COMPONENTS & ASSOCIATED WIRING 

1.

工厂附带的零件及布线

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

无锡新加坡工业园区新都路

12

邮编:

214028

电话:

0510-85282020

传真:

0510-85282242

西克制冷

(

无锡

)

有限公司

 

W2

U1

U2

V1

V2

W1

W2

U1

U2

V1

V2

W1

L1

L2

L3

E

3-Ph FAN MOTOR 1

3-Ph FAN MOTOR 2 (IF PRESENT)

3-Ph FAN MOTOR 3

(IF PRESENT)

FUSE, OR
CIRCUIT BREAKER

415 V, 3 Ph, 50 Hz

ISOLATION SWITCH

BL

AC

K

BR

OW

N

BL

UE

G /

 Y

W2

U1

U2

V1

V2

W1

W2

U1

U2

V1

V2

W1

3-Ph FAN MOTOR 1

3-Ph FAN MOTOR 2 (IF PRESENT)

3-Ph FAN MOTOR 3

(IF PRESENT)

BL

AC

K

BR

OW

N

BL

UE

G /

 Y

OPTIONAL LOW SPEED

CONNECTION BY JUMPERS

STANDARD HIGH SPEED

CONNECTION BY JUMPERS

STANDARD HIGH SPEED CONNECTION METHOD

OPTIONAL LOW SPEED CONNECTION METHOD

熔断器或断路器

 

隔离开关

 

三相风扇电机

3

(如果需要)

 

三相风扇电机

2

(如果需要)

 

三相风扇电机

三角形连结

 

标准高速连结方式

 

可选的低速连结方式

 

三相风扇电机

(如果需要)

 

三相风扇电机

2

(如果需要)

 

三相风扇电机

星形连结

 

Summary of Contents for BOHN

Page 1: ...nd Clearance pg 3 Installation Instructions pg 4 a Lifting of Unit pg 4 b Unpacking of Unit pg 4 c Mounting the Unit pg 4 d Condensate Drain Line pg 5 e Refrigerant Distributor and Nozzle pg 5 f TX Va...

Page 2: ...Defrost Guidelines pg 7 a Defrost Termination Requirements pg 7 b Control Setting Guidelines pg 8 Routine Maintenance of Unit pg 8 General Decommissioning Guide pg 9 Material Safety Data Sheets M S D...

Page 3: ...l if it is inhaled and or makes contact with exposed skin Refrigerants used in this equipment are controlled substances and must be used and recovered responsibly It is against the law to deliberately...

Page 4: ...refrigerants For other refrigerants please refer to sales data sheet for capacity variations Low temperature range evaporators Kirby KHDF series are designed at 24 C SST and 6 KTD to suit room temper...

Page 5: ...1 C is preferred placement C D S2 S1 S2 S2 S1 S2 D is an alternative for the same reason as B D B Where one side of wall mounting will not accommodate all required units or air throw distance must be...

Page 6: ...ly with HACCP and or relevant regulations for food safety the area above the evaporator must be sealed or exposed in such a way to facilitate hand cleaning without the use of tools So depending on the...

Page 7: ...igerated room HACCP PVC 1 300mm U U To obtain the best performance of the evaporator the distributor body shall be mounted vertically to ensure refrigerant liquid being distributed evenly to all the c...

Page 8: ...e shall be taken during installation of the piping to prevent entrance of foreign matter or moisture by minimising the time that the piping is uncapped The interconnecting refrigeration pipe size is n...

Page 9: ...eets for all the information regarding voltage and current for fan motors and element heaters During field wiring fan motors shall be wired up in star connection After electrical installation units sh...

Page 10: ...rier will ensure all refrigerant supplied to the refrigeration system is clean and dry The sight glass is a useful device to ensure sufficient refrigerant is supplied to the refrigeration system Refri...

Page 11: ...avy Load represents the nominal working period of each day 3 X 12 20 Defrost time for average loads should be approx 20 25 minutes including drainage Time will vary with varying degrees of ice build u...

Page 12: ...iven as a guide During the commissioning this data should be used as a reference initially It is then necessary to fine tune the control settings to achieve the satisfactory defrost results The above...

Page 13: ...re designed to have low service maintenance requirements Based on normal operation conditions and working environment a service maintenance schedule shall be established after the successful completio...

Page 14: ...rost completely Look for abnormal accumulation of ice patterns and adjust the defrost cycles accordingly Check the superheat and adjust TX valve accordingly All power must be disconnected before clean...

Page 15: ...in a potential personal injury hazard Cut and solder seal the refrigeration liquid line and suction line pipe connections Remove the evaporator from its mounting place Adequate support must be provid...

Page 16: ...to providing safe products and protecting the environment by complying with all applicable national laws and regulations governing environmental protection New and used refrigerants cannot be vented...

Page 17: ...ED ALLOW 1000 MM MIN FOR AIRFLOW REMOVABLE OPENING ACCESS DOOR AIRFLOW LABEL CEILING MOUNTED ALLOW 600 MM MIN FOR AIRFLOW FOOT MOUNTED ALLOW 1000 MM MIN FOR AIRFLOW ALLOW 520 MM MIN FOR ACCESS PANEL O...

Page 18: ...2 IF PRESENT 3 Ph FAN MOTOR 3 IF PRESENT FUSE OR CIRCUIT BREAKER 415 V 3 Ph 50 Hz ISOLATION SWITCH BLACK BROWN BLUE G Y W2 U1 U2 V1 V2 W1 W2 U1 U2 V1 V2 W1 3 Ph FAN MOTOR 1 3 Ph FAN MOTOR 2 IF PRESEN...

Page 19: ...tion by customer L1 COIL HEATER 1 WAGO TERMINALS 1 N BLACK COIL HEATER 2 2 BLACK COIL HEATER 3 3 BLACK TRAY HEATER BLACK 4 L2 L3 COIL HEATER 4 BLACK 5 6 7 BLACK BLACK BLACK BLACK BLACK IF PRESENT 8 E...

Page 20: ...20070206 20 of 20...

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