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BF500T4E400 Lovato 4P CONTACTOR 700A AC1 250…500VAC/DC
Lovato BF500T4E400 is a four-pole BF500 power contactor with a 700 A conventional thermal current rating, 600 A AC-1 operational rating and electronically controlled 250–500 V AC/DC coil for high-current industrial switching.
£1,887.68
Why Choose the Lovato BF500T4E400 4-Pole Power Contactor?
The Lovato BF500T4E400 is a heavy-duty 4-pole power contactor designed for high-current industrial load switching. Part of the Lovato BF500 contactor series, it has a conventional free-air thermal current Ith of 700 A and four normally open main power contacts, making it suitable for demanding power distribution, resistive-load and industrial control applications.
For AC-1 duty, the BF500T4E400 provides a rated operational current of 600 A at temperatures up to 40 °C, with ratings of 590 A at 55 °C and 510 A at 70 °C. The contactor also provides 500 A AC-3 performance at up to 440 V and is rated for three-phase motors up to 250 kW at 400 V.
An electronically controlled 250–500 V AC/DC wide-range coil allows operation from compatible AC or DC control supplies. Combined with a 1000 V rated insulation voltage, 8 kV impulse withstand voltage and robust screw mounting, the BF500T4E400 provides a dependable switching solution for demanding industrial installations.
Key Advantages
- Heavy-duty 4-pole power contactor for industrial switching.
- 700 A conventional free-air thermal current Ith.
- 600 A AC-1 operational current at up to 40 °C.
- 500 A AC-3 rating at up to 440 V.
- Rated for 250 kW at 400 V in AC-3 duty.
- Electronically controlled 250–500 V AC/DC wide-range coil.
- 1000 V insulation voltage and 8 kV impulse withstand rating.
- Four normally open main poles for simultaneous switching of four conductors.
Key Features
- Lovato BF500 power contactor.
- 4-pole, 4NO main contact configuration.
- 700 A Ith at ambient temperatures up to 40 °C.
- 600 A AC-1 Ie at up to 40 °C.
- 500 A AC-3 Ie at 230–440 V and up to 55 °C.
- 230 A AC-4 operational current at 400 V.
- 250–500 V AC/DC electronic coil.
- 25–400 Hz operational frequency for the main circuit.
- Screw fixing for secure installation.
Reliable & Durable High-Current Power Switching
The Lovato BF500T4E400 combines four-pole switching with substantial current capacity for demanding industrial systems. Its 700 A Ith rating and 600 A AC-1 operational rating at up to 40 °C make it particularly suitable for high-current resistive loads and power-control applications where four conductors must be switched together.
The electronically controlled 250–500 V AC/DC coil provides a broad control-voltage range and allows the contactor to operate from compatible AC or DC supplies. Its 1000 V insulation rating, 8 kV impulse withstand capability and heavy-duty screw-mounted construction support dependable integration into professional industrial switchgear and control panels.
Typical Applications
- High-current industrial power switching.
- Resistive heating and heater-bank control.
- Four-pole electrical distribution systems.
- Large industrial motor-control systems.
- Industrial machinery and process equipment.
- HVAC and building-services power control.
- OEM switchboards and automation panels.
Technical Specifications
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| Coil Type | AC, AC/DC, DC | |
|---|---|---|
| Coil Voltage Range | 380–440 V | |
| Current | 500 A | |
| Power | 250 kW | |
| Current AC-1 | 700 A | |
| Poles | 4-pole | |
| Device Type | Contactor | |
| HS Code | 85365080 | |
| Manufacturer | Lovato | |
| Family | Contactors | |
| Series | BF500 | |
| Model | BF500T4E400 | |
| Product type | 4-pole power contactor | |
| Number of poles | 4 | |
| Main contacts | 4NO | |
| Conventional free-air thermal current Ith at ≤40 °C | 700 A | |
| AC-1 operational current at ≤40 °C | 600 A | |
| AC-1 operational current at ≤55 °C | 590 A | |
| AC-1 operational current at ≤70 °C | 510 A | |
| AC-3 operational current at ≤440 V, ≤55 °C | 500 A | |
| AC-4 operational current at 400 V | 230 A | |
| AC-3 motor power at 230 V | 160 kW | |
| AC-3 motor power at 400 V | 250 kW | |
| AC-3 motor power at 415 V | 250 kW | |
| AC-3 motor power at 440 V | 250 kW | |
| AC-3 motor power at 500 V | 355 kW | |
| AC-3 motor power at 690 V | 400 kW | |
| AC-3 motor power at 1000 V | 200 kW | |
| AC-1 power at 230 V, ≤40 °C | 265 kW | |
| AC-1 power at 400 V, ≤40 °C | 461 kW | |
| AC-1 power at 500 V, ≤40 °C | 507 kW | |
| AC-1 power at 690 V, ≤40 °C | 795 kW | |
| Coil type | Electronically controlled AC/DC coil | |
| Rated control voltage | 250–500 V AC/DC | |
| AC coil frequency | 50/60 Hz | |
| Rated insulation voltage Ui | 1000 V | |
| Rated impulse withstand voltage Uimp | 8 kV | |
| Main-circuit operational frequency | 25–400 Hz | |
| Short-time allowable current for 10 s | 4050 A | |
| Making capacity | 5000 A RMS | |
| Power terminal protection | IP00 | |
| Operating temperature | -40 to +70 °C | |
| Storage temperature | -50 to +80 °C | |
| Maximum installation altitude | 3000 m | |
| Mounting | Screw fixing | |
| Weight | 14.55 kg | |
| EAN | 8013975328552 |
Frequently Asked Questions
What is the Lovato BF500T4E400 used for?
The BF500T4E400 is a 4-pole power contactor designed for high-current industrial load switching, including AC-1 resistive loads, power distribution and compatible motor-control applications.
What is the AC-1 current rating of the Lovato BF500T4E400?
The BF500T4E400 has a conventional free-air thermal current Ith of 700 A. Its AC-1 operational current is 600 A at up to 40 °C, 590 A at up to 55 °C and 510 A at up to 70 °C.
What coil voltage does the BF500T4E400 use?
The BF500T4E400 uses an electronically controlled 250–500 V AC/DC wide-range coil, allowing operation from compatible AC or DC control supplies.
How many main contacts does the Lovato BF500T4E400 have?
The BF500T4E400 has four normally open main power contacts, providing simultaneous four-pole switching.
Can the BF500T4E400 be used for motor switching?
Yes. In addition to its AC-1 ratings, the BF500T4E400 has an AC-3 operational current rating of 500 A at up to 440 V and is rated for 250 kW at 400 V.
Trusted for High-Power Industrial Control
Lovato BF power contactors provide robust switching for demanding industrial power and automation systems, with the BF500T4E400 combining four-pole operation, a 700 A thermal-current rating and a flexible 250–500 V AC/DC electronic coil for professional high-current installations.
