33671 MN undervoltage release is for Compact NS 630b to Compact NS 3200 devices. Its rated voltage is 200VDC to 250VDC or 200VAC to 250VAC 50/60Hz. It is an auxiliary used for emergency off or remote opening applications. This auxiliary opens the circuit breaker when the control voltage drops to a value below 35% of its rated voltage Un. It complies with IEC 60947-2 standard. Compact NS 630b to Compact NS 3200 device can be equipped with 1 MX or 1 MN auxiliary.
| Main | |||||||
| Range | ComPacT | ||||||
| Range of product | ComPacT NS630b…1600 new generation | ||||||
| ComPacT NS1600b…3200 new generation | |||||||
| Device short name | MN | ||||||
| Product or component type | Voltage release | ||||||
| Device application | Control | ||||||
| Voltage release type | Opening coil | ||||||
| Undervoltage release | |||||||
| Control type | Standard | ||||||
| [Uc] control circuit voltage | 200…250 V AC 50/60 Hz | ||||||
| 200…250 V DC | |||||||
| Circuit breaker mounting mode | Fixed | ||||||
| Range compatibility | ComPact ComPact NS630b…1600 | ||||||
| ComPact ComPact NS1600b…3200 | |||||||
| Complementary | |||||||
| Operating threshold | 0.35…0.7 x Un opening | ||||||
| 0.85 x Un closing | |||||||
| Response time | 90 ms +/- 5 % for Compact NS630b…1600 | ||||||
| 90 ms +/- 5 % for Compact NS1600b…3200 | |||||||
| 40 ms +/- 5 % for MasterPact NT | |||||||
| 90 ms +/- 5 % for MasterPact NW | |||||||
| Supply holding power | 4.5 VA | ||||||
| Accessory / separate part category | Spare part for MasterPact NT | ||||||
| Spare part for MasterPact NW | |||||||
| Spare part for ComPacT NS630b…1600 new generation | |||||||
| Spare part for ComPacT NS1600b…3200 new generation | |||||||
| Packing Units | |||||||
| Number of Units in Package | 140 | ||||||
| Package Dimension | 38x31x29 cm | ||||||
| Package Weight | 21 kg | ||||||
| Contractual warranty | |||||||
| Warranty | 18 months | ||||||
