11B630400380 - 4P CONTACTOR B630.4.00 380/415

Why Choose the 11B630400380?

Lovato B630 four-pole contactor (SKU 11B630400380) delivers high-capacity switching for demanding installations. With IEC AC1 operating current of 800 A and AC3 630 A/355 kW at 400 V, it suits robust resistive and motor loads. The 380–415 VAC/DC coil simplifies control integration, while screw mounting speeds panel assembly. Compliance with IEC/EN 60947-1 and 60947-4-1, plus UL and CSA, supports straightforward specification and approval.

Engineered for reliability, the B630 offers 1000 V rated insulation (Ui) and 8 kV impulse withstand (Uimp), ensuring strong dielectric performance. It operates from -50 to 70°C and up to 3000 m altitude, with a mechanical life of 5,000,000 cycles for long service. Terminals accept 55 Nm tightening torque and the device suits Pollution Degree 3 environments. Weight is 2165 g, aiding sturdy installation without compromising handling.

Key Benefits

• High AC1 rating of 800 A for heavy-duty resistive loads.
• AC3 630 A/355 kW at 400 V for motor switching.
• 380–415 V AC/DC coil simplifies control voltage standardisation.
• Robust Ui 1000 V and Uimp 8 kV insulation performance.
• Wide operating temperature range from -50 to 70°C.
• Long mechanical life of 5,000,000 cycles reduces maintenance.
• Screw mounting and 55 Nm terminals ensure secure installation.
• Certified to IEC/EN, UL and CSA standards for compliance.

Technical Specification

• Product type designation: B630
• Number of poles: 4
• Rated insulation voltage Ui (IEC/EN): 1000 V
• Rated impulse withstand voltage Uimp: 8 kV
• Ith (IEC): 800 A
• Terminal tightening torque: 55 to 55 Nm
• Weight: 2165 g
• Mechanical life: 5000000 cycles
• Operating temperature: -50 to 70 °C
• Storage temperature: -60 to 80 °C
• Max altitude: 3000 m
• Pollution degree: 3

What’s Included

• Lovato B630 four-pole contactor, SKU 11B630400380.
• Integrated 380–415 V AC/DC coil.
• Screw terminal connections.
• Manufacturer documentation and compliance references.

Applications

• High-capacity resistive load switching (AC1 up to 800 A).
• Induction motor control at 400 V (AC3 630 A/355 kW).
• Industrial distribution boards and control panels.
• HVAC, pumping and process equipment starters.
• Installations up to 3000 m altitude and Pollution Degree 3.

Safety note: Installation and maintenance must be performed by qualified personnel with power isolated. Observe the specified voltages, currents, environmental limits and 55 Nm terminal torque, and follow applicable standards and local regulations.