11B5004L00220220 - 4P CONTACTOR 220/240V C/W LATCH 220VAC

Why Choose the 11B5004L00220220?

Lovato’s B500 four‑pole contactor (SKU 11B5004L00220220) delivers high-capacity switching with an IEC AC1 Ith of 700 A and AC3 performance of 520 A / 290 kW at 400 V. It features an AC/DC coil rated 220…240 V and comes pre‑fitted with mechanical latch G495 for maintained contact operation. With a 1000 V rated insulation (Ui) and 8 kV impulse withstand (Uimp), this screw‑mounted unit ensures robust performance in demanding power and motor control applications.

Engineered for longevity and versatility, the contactor offers a mechanical life of 5,000,000 cycles and reliable operation from −50 to +70 °C, with storage from −60 to +80 °C. Rated for installation up to 3000 m and pollution degree 3, it meets IEC/EN 60947‑1 and 60947‑4‑1, plus UL and CSA equivalents. Weighing 2140 g with 35 Nm terminal torque, it carries a Sustainability certification for responsible specification.

Key Benefits

• 700 A AC1 rating for heavy-duty switching capacity.
• AC/DC 220–240 V coil simplifies control supply selection.
• Pre-fitted mechanical latch (G495) for maintained contact closure.
• High AC3 performance: 520 A, 290 kW at 400 V.
• Rated insulation 1000 V, 8 kV impulse withstand for safety margins.
• Wide operating temperature −50 to +70 °C for harsh environments.
• Long mechanical life of 5,000,000 cycles reduces downtime.
• Screw mounting with 35 Nm terminals ensures secure connections.

Technical Specification

• Product type designation: B500
• Number of poles: 4
• Rated insulation voltage Ui (IEC/EN): 1000 V
• Rated impulse withstand voltage Uimp: 8 kV
• Ith (IEC): 700 A
• Terminal tightening torque: 35 to 35 Nm
• Weight: 2140 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 B500 four-pole contactor (SKU 11B5004L00220220)
• Pre-fitted mechanical latch (G495) and 220–240 V AC/DC coil
• Integrated screw terminals for power and control connections

Applications

• High-power motor starters at 400 V up to 290 kW (AC3)
• Heavy-duty resistive load switching to 700 A (AC1)
• Industrial distribution panels requiring 4-pole isolation
• Process plants and infrastructure with wide temperature demands
• Systems needing maintained contact via mechanical latch

Safety note: Install and commission only by qualified personnel. Isolate power before work, tighten terminals to 35 Nm, and operate within the specified ratings and environmental limits in accordance with applicable IEC/EN standards.