Circuit Breakers for Use in Particular ApplicationsDSN Switches
DSN Switches
This is a switchgear with the overcurrent tripping element removed from the standard circuit breaker, and can be used as a switchgear with a large switching capacity.
The appearance, external dimensions, hole dimensions, available accessories, etc. are identical to those of C, S, and H class circuit breakers.
Lineup
The appearance, external dimensions, hole dimensions, available accessories, etc., are identical to those of C, S, and H class products.
(The trip button is standard.)
| Model | DSN63-CV | DSN125-CV | DSN250-CV | DSN400-CW | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rated current (A) | 50 | 60 | 63 | 100 | 125 | 225 | 250 | 400 | ||||||||||||||||||
| Number of poles | 2 | 3 | 2 | 3 | 2 | 3 | 2 | 3 | 2 | 3 | 2 | 3 | 2 | 3 | 2 | 3 | ||||||||||
| Rated voltage AC/DC (V) *1 |
500/250 | 500/250 | 500/250 | 600/250 | ||||||||||||||||||||||
| Switching capacity AC/DC (A) |
300/150 | 360/150 | 378/155 | 600/250 | 750/310 | 1350/560 | 1500/625 | 2400/1000 | ||||||||||||||||||
| Short-circuit current resistance capacity |
Symmetrical RMS value (A) Time (s) |
1000 1 |
2000 1 |
4000 1 |
6000 1 |
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| Model | DSN630-CW | DSN800-CW *2 | DSN32-SV | DSN63-SV | ||||||||||||||||||||||
| Rated current (A) | 600 | 630 | 800 | 30 | 32 | 50 | 60 | 63 *7 | ||||||||||||||||||
| Number of poles | 2 | 3 | 2 | 3 | 2 | 3 | 2 | 3 | 2 | 3 | 2 | 3 | 4 | 2 | 3 | 4 | 2 | 3 | 4 | |||||||
| Rated voltage AC/DC (V) *1 |
600/250 | 600/250 | 500/250 | 500/250 | ||||||||||||||||||||||
| Switching capacity AC/DC (A) |
3600/1500 | 3780/1575 | 4800/2000 | 180/75 | 192/80 | 300/125 | 360/150 | 378/155 | ||||||||||||||||||
| Short-circuit current resistance capacity |
Symmetrical RMS value (A) Time (s) |
8000 1 |
10000 1 |
1000 1 |
1000 1 |
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| Model | DSN125-SV | DSN250-SV | DSN400-SW | DSN630-SW | ||||||||||||||||||||||
| Rated current (A) | 100 | 125 *7 | 225 | 250 *7 | 400 *7 | 600 | 630 *7 | |||||||||||||||||||
| Number of poles | 2 | 3 | 4 | 2 | 3 | 4 | 2 | 3 | 4 | 2 | 3 | 4 | 2 | 3 | 4 | 2 | 3 | 4 | 2 | 3 | 4 | |||||
| Rated voltage AC/DC (V) *1 |
690/250 | 690/250 | 690/250 | 690/250 | ||||||||||||||||||||||
| Switching capacity AC/DC (A) |
600/250 | 750/310 | 1350/560 | 1500/625 | 2400/1000 | 3600/1500 | 3780/1575 | |||||||||||||||||||
| Short-circuit current resistance capacity |
Symmetrical RMS value (A) Time (s) |
2000 1 |
4000 1 |
6000 1 |
8000 1 |
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| Model | DSN800-SW *3 | DSN1000-SW *4 | DSN1250-SW *5 | DSN1600-SW *6 | ||||||||||||||||||||||
| Rated current (A) | 800 *7 | 1000 | 1200 | 1250 | 1600 | |||||||||||||||||||||
| Number of poles | 2 | 3 | 4 | 3 | 4 | 3 | 4 | 3 | 4 | 3 | 4 | |||||||||||||||
| Rated voltage AC/DC (V) *1 |
690/250 | 690/250 | 690/250 | 690/250 | ||||||||||||||||||||||
| Switching capacity AC/DC (A) |
4800/2000 | 6000/2500 | 7200/3000 | 7500/3125 | 9600/4000 | |||||||||||||||||||||
| Short-circuit current resistance capacity |
Symmetrical RMS value (A) Time (s) |
10000 1 |
15000 1 |
15000 1 |
20000 1 |
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- Notes:
- *1When using a 3-pole or 4-pole product with DC, use two poles. In these cases, do not use the neutral pole of a 4-pole product.
- *2The original circuit breaker is the NF800-CEW.
- *3The original circuit breaker is the NF800-SEW.
- *4The original circuit breaker is the NF1000-SEW.
- *5The original circuit breaker is the NF1250-SEW.
- *6The original circuit breaker is the NF1600-SEW.
- *73-pole and 4-pole products are CCC certified.
- *8The CE and UKCA marks are indicated as standard.