Siemens 3VL9400-1UK01 Undervoltage Release - 440-480V AC
Siemens 3VL9400-1UK01: Undervoltage release (440-480V AC) for VL UL frame breakers.
The Siemens 3VL9400-1UK01 is an undervoltage release accessory designed for specific Siemens VL UL frame circuit breakers, including the VL150XUL, VL150UL, VL250UL, VL400UL, and VL400XUL (CG and LG frames). It operates within a 440-480V AC range and is intended for installation on the right side of accessory compartments. This part is exclusively for replacement purposes.
This undervoltage release is crucial for enhancing the safety and operational reliability of protected electrical systems. It is designed to trip the circuit breaker when the supply voltage falls to unsafe levels, thereby protecting equipment from potential damage and preventing hazardous situations. Its use is prevalent in industrial applications requiring robust overcurrent and voltage protection.
Stanlo Automation proudly offers the Siemens 3VL9400-1UK01 as part of our extensive inventory of surplus industrial automation components. As a veteran-owned business, we are dedicated to providing dependable parts and exceptional service. Source your critical Siemens replacement parts from Stanlo Automation and ensure your systems operate with confidence.
| Type | Undervoltage Release |
| Voltage Rating | 440-480V AC |
| Installation Side | Right |
| Compatible Series | VL150XUL, VL150UL, VL250UL, VL400UL, VL400XUL (CG/LG frames) |