BYM1 MCCB Thermal Magnetic Fixed Type Molded Case Circuit Breaker
· BYM1 series molded case circuit breaker (MCCB) is used in the circuit with frequency of AC50/60Hz, rated voltage up to 690V, and rated current up to 1250A, for overload, undervoltage and short circuit protection
- Baisen / Customzied Logo
- Zhejiang, China
Details
PRODUCT FEATURES
It can be classified into L (standard), M (medium), and H (high) according to its Icu
Neutral line and phase line can be opened and closed simultaneously to avoid the high potential transmission and ensure the safety of operator
TECHNICAL PARAMETER
| Model | BYM1-63 | BYM1-125 | BYM1-250 |
| Poles | 3P, 4P | 1P, 2P, 3P, 4P | 1P, 2P, 3P, 4P |
| Rated Current (A) | 16, 20, 25, 32, 40, 50, 63 | 16, 20, 25, 32, 40, 50, 63, 80, 100, 120 | 100, 125, 140, 160, 180, 200, 225, 250 |
| Rated Insulation Voltage Ui (V) | 690 | 800 | |
| Rated Impulse Withstand Voltage Uimp (V) | 6,000 | 8,000 | |
| Rated Working Voltage (V) | AC400 | AC400/690 | |
| Rated Ultimate Short Circuit Breaking Capacity (kA) | L: 35 M: 50 | L: 35 M: 65 | |
| Rated Service Short Circuit Breaking Capacity (kA) | L: 22 M: 30 | L: 22 M: 50 | |
| Arcing-over Distance (mm) | 50 | ||
| Model | BYM1-400 | BYM1-630 | BYM1-800 | BYM1-1250 |
| Poles | 3P, 4P | 3P, 4P | 3P, 4P | 3P, 4P |
| Rated Current (A) | 225, 250, 315A, 350A, 400A | 400A, 500A, 630A | 630A, 700A, 800A | 800A, 1000A, 1250A |
| Rated Insulation Voltage Ui (V) | 800 | |||
| Rated Impulse Withstand Voltage Uimp (V) | 8,000 | |||
| Rated Working Voltage (V) | AC400/690 | |||
| Rated Ultimate Short Circuit Breaking Capacity (kA) | L: 50 M: 85 | L: 50 M: 85 | 85 | 80 |
| Rated Service Short Circuit Breaking Capacity (kA) | L: 35 M: 65 | L: 35 M: 65 | 65 | 50 |
| Arcing-over Distance (mm) | 100 | |||
