Internal accessories for SENTRON, Shunt release (Left) – 3VM9908-0BL30

Product Description

Siemens Internal Accessories – Shunt Release (Left) – 3VM9908-0BL30

The Siemens 3VM9908-0BL30 is a shunt release (left-side mounted internal accessory) designed for SENTRON 3VM MCCB systems. It enables remote tripping of the circuit breaker by applying a control voltage signal, making it essential for emergency stop (E-Stop), interlocking systems, and remote control applications in industrial power distribution networks.

This accessory is widely used in LT panels, MCC/PCC panels, automation systems, and safety-critical electrical installations, where fast and reliable remote disconnection of power is required.

Key Features:

• Siemens SENTRON 3VM series internal accessory
• Part Number: 3VM9908-0BL30
• Shunt release (left-side mounting type)
• Rated control voltage: 24V AC / 12–30V DC
• Suitable for 3VM MCCB systems (100A to 630A frame range)
• Enables remote tripping of MCCB via electrical signal
• Ideal for emergency stop and safety interlocking circuits
• Fast and reliable instantaneous trip operation
• Compact plug-in internal accessory design
• High insulation strength and surge voltage resistance (up to 4 kV)
• Industrial-grade durability for continuous operation
• Easy installation inside MCCB accessory slot
• Complies with Siemens SENTRON accessory standards