Fused Combination Switches (FCS)

Fused Combination Switches

Fused Combination Switches Technical Data
The information given in the following table applies to 3 and 4 pole fused combination switches.

Frame Size
Nom. Rating

1
32A

2
63A

2
100A

3
125A

4
160A

4
200A

5
315A

5
400A

6
630A

6
800A

Fused combination switch nominal rating

32A

63A

100A

125A

160A

200A

315A

400A

630A

800A

Rated insulation voltage (3)

690V

Rated thermal current and operational current AC22, Ambient 40°C, free mounting position

in open air

550V

32A

63A

100A

125A

200A

400A

630A

800A

in enclosure

550V

32A

63A

100A

125A

200A

400A

630A

800A

in enclosure with solid links

550V

45A

125A

160A

200A

315A

630A

800A

1000A

Rated operational voltage

550V

Rated operational current in categories AC23 and AC3. Time interval between operations 30s in AC3 (2)

220V

32A

63A

100A

125A

160A

200A

315A

400A

630A

710A

380V

32A

63A

100A

125A

160A

200A

315A

400A

630A

710A

415V

32A

63A

100A

125A

160A

200A

315A

400A

630A

710A

500V

32A

63A

100A

125A

160A

200A

315A

400A

710A

550V

32A

63A

100A

125A

160A

200A

315A

400A

710A

Rated operational current DC23

single pole

110V

32A

63A

125A

160A

200A

315A

400A

630A

800A

two poles in series

250V

32A

63A

125A

160A

200A

315A

400A

630A

800A

two poles in series

500V

32A

63A

80A

160A

200A

Rated operational power in categories AC23 and AC3. Time interval between operation 30s in AC3 (2)

220V

7.5kW

15kW

30kW

37kW

45kW

55kW

110kW

132kW

200kW

220kW

380V

15kW

30kW

45kW

55kW

75kW

110kW

150kW

185kW

315kW

355kW

415V

15kW

30kW

55kW

60kW

90kW

110kW

150kW

225kW

375kW

410kW

500V

20kW

37kW

60kW

75kW

130kW

185kW

280kW

470kW

550V

22kW

45kW

75kW

90kW

150kW

225kW

300kW

600kW

Rated breaking capacity AC,
cos = 0.35

415V

250A

500A

800A

1000A

1280A

1600A

2500A

3200A

4000A

5680A

500V

250A

500A

800A

1000A

1280A

1600A

2500A

3200A

5680A

550V

250A

500A

800A

1000A

1280A

1600A

2500A

3200A

5680A

Rated breaking capacity DC,
L/R = 15ms

single pole

110V

128A

250A

500A

640A

800A

1260A

1600A

2520A

2840A

two poles in series

250V

128A

250A

500A

640A

800A

1260A

1600A

2520A

2840A

two poles in series

500V

128A

250A

320A

640A

800A

Short circuit current in closed position

R.M.S. value

415V

63kA

100kA

63kA

50kA

Rated fused short circuit current and

making capacity on fault level .....

500V

63kA

100kA

63kA

50kA

550V

63kA

100kA

63kA

50kA

Peak value

550V

130kA

210kA

130kA

105kA

R.M.S. value

415V

63kA

100kA

63kA

50kA

500V

63kA

100kA

63kA

50kA

550V

63kA

100kA

63kA

50kA

Peak value

550V

130kA

210kA

130kA

105kA

Max. peak let through current

6kA

15kA

22kA

29kA

52kA

71kA

Rated short-time withstand current, 1s.

R.M.S. value

550V

1.5kA

3kA

5kA

10kA

12.6kA

16kA

Rated capacitor power (1)

(kVAr)

380V

100

130

180

250

310

(kVAr)

415V

120

140

200

270

340

Rated impulse withstand voltage peak value

10kV

12kV

15kV

Mechanical endurance (operations)

10000

8000

5000

Fuse types
BS pattern

BS 88 ref.

A2-A3

A2-A4

B1-B2

B1-B4

C1-C3

Fuse fixing centres (mm)

44.5

73/94

111

133,184

Solid copper links

BLK60

BLK160

BLK200

BLK300

BLK400

BLK600

BLK800

Weight (cartoned) without HRC fuselinks

SPN, SPSN

0.09kg

1.36kg

1.60kg

5.63kg

0.09kg

1.36kg

1.90kg

5.63kg

1.04kg

1.57kg

2.51kg

6.70kg

18.5kg

38kg

TPN,TPSN

1.20kg

1.81kg

2.78kg

7.50kg

19.5kg

41kg

Frame Size
Nom. Rating

1
32A

2
63A

2
100A

3
125A

4
160A

4
200A

5
315A

5
400A

6
630A

6
800A

(1) The capacitor rating of the switch is limited by the fuselink fitted.
(2) Some fuselinks limit these figures further. Starting current characteristics must be considered separately.
(3) Units rated insulation voltage at 1000V available to special order.

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