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11B400SL00220 - 3P CONTACTOR 220/240V W/O LATCH
MPN: 11B400SL00220
Alt. SKU: B400SL00220
Why Choose the 11B400SL00220?
Lovato B400 Contactor (SKU 11B400SL00220) is a heavy-duty three-pole contactor for high-current motor control. It delivers 420 A AC-3 at 400 V with a 220-240 V AC/DC coil, and carries 550 A Ith (AC1). Built to IEC/EN 60947, it offers Ui 1000 V and 8 kV impulse withstand for dependable switching performance.
Engineered for longevity, the B400 achieves 10,000,000 mechanical cycles and operates from -50 to 70°C up to 3000 m altitude, Pollution Degree 3. Screw mounting simplifies installation, while UL/CSA ratings include 350 HP at 480 V. Predisposed for mechanical latch (G495), this contactor suits demanding industrial panels and harsh environments.
Key Benefits
- 420 A AC-3 at 400 V for heavy-duty motor switching.
- 220-240 V AC/DC coil simplifies control supply selection.
- Ui 1000 V and Uimp 8 kV enhance insulation and surge robustness.
- 10,000,000 mechanical cycles for long service life.
- Operates -50 to 70°C; rated for Pollution Degree 3 environments.
- Screw mounting for secure, straightforward installation.
- UL/CSA rated up to 350 HP at 480 V.
Technical Specification
- Product type designation: B400
- Number of poles: 3
- Rated insulation voltage Ui (IEC/EN): 1000 V
- Rated impulse withstand voltage Uimp: 8 kV
- Ith (IEC): 550 A
- Terminal tightening torque: 35 to 35 Nm
- Weight: 9520 g
- Mechanical life: 10000000 cycles
- Operating temperature: -50 to 70 °C
- Storage temperature: -60 to 80 °C
- Max altitude: 3000 m
- Pollution degree: 3
What’s Included
- Lovato B400 three-pole contactor, 11B400SL00220, with 220-240 V AC/DC coil
- Manufacturer documentation and datasheet
- Protective packaging for transit
Applications
- AC-3 motor starters for high-power industrial drives
- Pumps, fans, compressors and conveyors at 400 V
- Heavy-duty power switching in MCCs and control panels
- OEM machinery needing wide temperature capability and long life
Frequently Asked Questions
What is the IEC AC-3 rating at 400 V?
420 A with a 225 kW rating for AC-3 duty at 400 V.
What control voltage does the coil require?
The coil operates on 220-240 V AC/DC.
Which standards does this contactor meet?
IEC/EN 60947-1 and 60947-4-1, plus UL 60947-1/-4-1 and CSA equivalents.
What is its mechanical life and operating temperature?
Mechanical life is 10,000,000 cycles; operating range is -50 to 70°C.
How is it mounted and what is the terminal torque?
Screw mounted; terminal tightening torque is 35 Nm.
Safety note: Install and commission only by qualified personnel. Isolate power before work, follow IEC/EN 60947 and manufacturer instructions, observe terminal torque, and respect environmental limits for temperature, altitude and pollution degree.
| Manufacturer Part Number | 11B400SL00220 |
|---|---|
| Manufacturer | Lovato |
| HS Code | 85365080 |
| Barcode | 8013975011836 |
| Alternative Product SKU | B400SL00220 |
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