Phase barriers for VA-99S 400/630 EKF mccb99c-a-aip-400-630

**For all dimensions:** * Additional and emergency contacts * Independent trip unit (up to 630 A and different for 1250 A) * Under-voltage release (except 1250 A) * Terminal extenders * Motor operator * Phase barriers * Connecting plates * Plug-in/draw-out panels Additional trip units and contacts are universal and suitable for all VA-99S series circuit breakers. Compatible with aluminum and copper wires. **Installation method**: additional trip units and contacts are installed into sockets in the housing located under the circuit breaker's cover plate. Conductors are laid into the side grooves of the housing, after first sliding the cover plates upwards. Secondary circuit wires with a cross-section of up to 1.5 mm² are connected to the built-in terminal.