Products
EBS1MZ series DC moulded case circuit breaker is developed by advanced design and manufac- turing technology, suitable for rated voltage is DC250V, DC500V, DC750V and DC 1000V, rated current up to 250A, the circuit breaker have function of short circuit, overload and under-voltage protection to protect circuit and power equipment against damage. The breaker are comply with the IEC60947-1 and IEC60947-2.
| Standard | IEC60947-1 and?IEC60947-2 | ||||||
| Type | EBS1MZ-100 | EBS1MZ-225 | |||||
| Frame?level?ln?(A) | 100 | 225 | |||||
| Rated current?In?(A) | 10,?16, 20,?16, 20,?25,?32,
40, 50,?63,?80,?100,?125 |
16, 20, 25,?32, 40,?50,?63,?80,?100,
125,?140,?160,?180, 200, 225, 250 |
|||||
| Pole?number | 2 | 3 | 4 | 2 | 3 | 4 | |
| Rated?insulation voltage?Ui (V) | 1000 | ||||||
| Rated?impulse withstanding voltage?Uimp (V) | 8000 | ||||||
| Rated working voltage?Ue(V) | DC250
DC500 |
DC500
DC750 |
DC750
DC1000 |
DC250
DC500 |
DC500
DC750 |
DC750
DC1000 |
|
| Using category | A | ||||||
| Arcing distance?(mm) | ≤50 | ||||||
| Rated short time?making capacity?Icm?(kA) | 100%?lcu | ||||||
|
Rated limiting?short-?circuit?breaking capacity?Icu?(kA) |
DC 250V | 35 | 35 | ||||
| DC?500V | 20 | 35 | 20 | 35 | |||
| DC?750V | 20 | 35 | 20 | 35 | |||
| DC?1000V | 20 | 20 | |||||
| Rated service short-circuit
breaking capacity?lcs?(kA) |
75%Icu | ||||||
| Electrical?life (times) | 5000 | 5000 | |||||
|
Mechanical life?(times) |
Without
maintenance |
10000 | 10000 | ||||
| With
maintenance |
20000 | 20000 | |||||
