Circuit breaker mounting terminal Rittal SV 3427.010 — 500 V, 25 A, 42×209 mm

Rittal SV 3427.010 is a mounting terminal designed for secure installation of circuit breakers and associated wiring in control cabinets and distribution panels. Rated for up to 500 V and 25 A, this compact terminal measures 42×209 mm and is intended for organized, space-saving mounting in industrial and commercial electrical systems. The unit supports three-pole connections and fits a 60 mm busbar centre distance.

Advantages

The mounting terminal provides a compact footprint and clearly defined connection points for reliable electrical protection circuits. Its design accommodates three-pole installations and ensures compatibility with standard 60 mm bar spacing, reducing installation time. Constructed to maintain stable electrical contact under typical operating conditions, the terminal contributes to neat cable routing and safer cabinet layouts.

Suitable for

Key specifications

How to use

Install the mounting terminal on the appropriate rail or panel area within the control cabinet, ensuring alignment with a 60 mm busbar centre distance where applicable. Secure the terminal according to the cabinet manufacturer's mounting recommendations and the circuit breaker's installation instructions. Connect incoming and outgoing conductors to the designated pole connections, observing correct phase and polarity conventions and tightening terminals to the recommended torque values. Verify all connections and perform insulation and continuity checks before re-energizing the circuit.

Recommendations

Use this mounting terminal only within its rated voltage and current limits and in accordance with local electrical codes. Ensure compatibility with the specific circuit breaker and busbar system in use, and follow regular inspection and maintenance practices to confirm secure connections and proper operation.