COT Series Switch Disconnector

This series of disconnector is suitable for various applications. It can be used in motor control center, and is used for main switches in various equipments and machines. It provides a single pole to 8 pole switch, and can be equipped with a pistol handle or directly installed handle. It can be installed in the power distribution cabinet, and can provide side operation switch, wide distance switch and transfer switch, bypass switch, mechanical linkage and other combination switches.
Model     COT40F COT63F COT80F COT100F COT125F

Rated insulation voltage and raged operational voltage AC20/DC20

Dielectric strength

Rated impulse withstand voltage

Pollution degree 3

50Hz 1min.

V

KV

KV

750

6

8

750

6

8

750

6

8

750

6

8

750

6

8

Rated thermal current and rated operational current AC20/DC20

...with minimum conductor cross section

Ambient 40°C

Ambient 40°C

Ambient 60°C

Cu

A

A

A

mm²

40

40

32

10

63

63

50

16

80

80

63

25

115

115

80

35

125

125

100

50

Rated operational current, AC-21A

up to 415V

440...690V

A

A

40

40

63

63

80

80

100

100

125

125

Rated operational current, AC-22A

up to 415V

440...690V

A

A

40

40

63

63

80

80

100

100

125

125

Rated operational current, AC-23A

up to 415V

440V

500V

690V

A

A

A

A

23

23

23

12

63

63

45

20

75

65

58

20

80

65

60

40

90

78

70

50

Rated operational current/ poles in series,

DC-21A

24...48V

110V

220V

440V

500V

750V

A

A

A

A

A

A

32/1

32/2

32/3

16/4

16/4

32/8

63/1

63/2

63/4

16/4

16/4

80/1

80/2

80/4

16/4

16/4

100/1

100/2

100/4

125/1

125/2

125/4

Rated operational current/ poles in series,

DC-22A

24...48V

110V

220V

440V

750V

A

A

A

A

A

32/1

32/2

32/4

10/4

25/8

63/1

63/2

45/4

10/4

80/1

80/2

45/4

10/4

100/1

100/2

63/4

125/1

125/2

80/4

Rated operational current/ poles in series,

DC-23A

24...48V

110V

220V

440V

750V

A

A

A

A

A

32/1

32/2

32/4

10/4

16/8

63/1

63/2

45/4

10/4

80/1

80/2

45/4

10/4

100/1

100/2

63/4

125/1

125/2

63/4

Rated operational power, AC-23A (These

values are given for guidance and may vary

acc. to the motor manufacturer)

220...240V

400...415V

440...500V

690V

KW

KW

KW

KW

5.5

11

11

11

11

22

22

15

22

37

37

18.5

22

37

37

37

22

45

45

45

Rated breaking capacity, AC-23A

up to 415V

440V

500V

690V

A

A

A

A

184

184

184

96

360

360

360

160

640

448

464

160

640

520

480

320

720

624

560

400

Rated breaking capacity/ poles in series,

DC-23A 

24-48V

110V

220V

A

A

128/1

128/2

128/4

180/1

180/2

180/4

252/1

252/2

180/4

400/1

400/2

252/4

500/1

500/2

252/4

440V

750V 

A

40/4

64/8

40/4

40/4

   

Rated conditional short-circuit current Ip

(R.M.S) and corresponding max.allowed

cut-off current îc.

The cut-off current  îc refers to values

listed by fuse manufacturers (single phase

test acc.to IEC60269)

50KA

≤415V 

KA

     

16.5

125/125

16.5

125/125

100KA

≤500V 

KA

         

10KA

≤690V

 

KA

     

8.2

125/100

8.2

125/100

50KA

≤690V

 

KA

     

10

63/63

10

63/63

Rated short-time withstand current

690V,0.25s

690V, 1s

KA

KA

      2.5  2.5  
Rated short circuit making capacity 690V/500V KA        3.6 3.6 

Rated capacitor power (the capacitor ratings

are limited by the fuse link.)

400-415V kVAr        40 50
Power loss/pole

At rated operational current

      4.0  6.3 
Mechanical endurance   Oper        20000  20000 

Cable size

 

Cu-wire size suitable for terminal clamps

mm²

AWG 

     

10-70

8-00 

 

10-70

8-00

Terminal tightening torque

Operating torque

Counter torque required

3-pole switch-disconnector

Nm

Nm 

      6

6

2

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Tel:

+(86) 13285872520

Address:

Yueqing,Zhejiang, China