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11B1600424110 – 4P CONTACTOR B1600.4.24 110/ 125V
Lovato 11B1600424110 four-pole industrial power contactor with 1600 A AC-1 thermal current rating and 110–125 V AC coil for heavy-duty industrial power switching applications.
Why Choose the Lovato 11B1600424110 Power Contactor?
The Lovato 11B1600424110 is a heavy-duty four-pole power contactor engineered for switching extremely high-current industrial loads and power distribution systems. As part of the premium Lovato B1600 series, it provides outstanding reliability for industrial automation, infrastructure, energy distribution and heavy manufacturing applications.
Equipped with a 110–125V AC 50/60Hz control coil, integrated 2NO + 4NC auxiliary contacts and robust bolt-connected power terminals, this contactor is designed for dependable long-term operation in demanding industrial environments. Its four-pole configuration makes it ideal for complete circuit isolation and high-current switching applications.
With a 1600A IEC AC-1 thermal current rating, 690V rated insulation voltage, 8kV impulse withstand voltage and a mechanical life of up to 5 million operations, the 11B1600424110 delivers exceptional performance in critical industrial power systems.
Key Advantages
- Heavy-duty four-pole industrial power contactor.
- 1600A IEC AC-1 thermal current rating.
- 110–125V AC 50/60Hz control coil.
- 2NO + 4NC integrated auxiliary contacts.
- Long mechanical and electrical operating life.
- Ideal for industrial power distribution, switching and isolation applications.
Key Features
- Lovato B1600 four-pole contactor series.
- 4 main poles.
- 1600A IEC AC-1 rated operational current.
- 110–125V AC 50/60Hz control voltage.
- 2NO + 4NC built-in auxiliary contacts.
- 690V rated insulation voltage (Ui).
- 8kV rated impulse withstand voltage (Uimp).
- Bolt power terminals with screw mounting.
Reliable High-Current Power Switching
The Lovato 11B1600424110 is designed for demanding industrial installations requiring dependable switching of very high-current AC loads. Its rugged construction and high-performance contact system help maximise equipment uptime while reducing maintenance in mission-critical electrical systems.
The four-pole configuration allows complete isolation of multi-phase circuits, while the integrated auxiliary contacts simplify signalling and control within industrial switchgear and automation systems.
Typical Applications
- Industrial power distribution systems.
- Motor control centres.
- Transformer and feeder switching.
- Large resistive heating systems.
- Mining and heavy industry.
- Infrastructure and utility installations.
Technical Specifications
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| Terminal Type | Bar / bolt | |
|---|---|---|
| Coil Voltage Range | 100–130 V | |
| Voltage | 125 V | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| Poles | 4-pole | |
| Device Type | Contactor | |
| Auxiliary Contacts | 2NO + 4NC | |
| Coil Type | AC | |
| Current AC-1 | 1600 A | |
| Series | B1600 | |
| Product type | Four-pole industrial power contactor | |
| IEC operating current Ith (AC-1) | 1600 A | |
| Control coil voltage | 110–125 V AC | |
| Coil frequency | 50/60 Hz | |
| Maximum operational voltage | 690 V AC | |
| Rated insulation voltage Ui | 1000 V | |
| Impulse withstand voltage Uimp | 8 kV | |
| Number of poles | 4 | |
| Main contacts | 4 NO | |
| Built-in auxiliary contacts | 2NO + 4NC | |
| Type of coil | AC coil | |
| Mounting type | Screw mounting | |
| Connection type | Bolt connection | |
| Protection rating | IP20 terminals | |
| Operational frequency range | 25–400 Hz | |
| Weight | approx. 58.9 kg | |
| Package dimensions | approx. 672 × 362 × 290 mm | |
| EAN | 8013975075166 | |
| HS Code | 85365080 | |
| Standards | IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-1, UL 60947-4-1, CSA C22.2 No. 60947-1, CSA C22.2 No. 60947-4-1 |
Frequently Asked Questions
What is the Lovato 11B1600424110 used for?
It is a four-pole heavy-duty contactor designed for switching high-current industrial loads and power distribution circuits.
What control voltage does this contactor require?
The contactor operates from a 110–125V AC 50/60Hz control supply.
What is the current rating?
The contactor has a 1600A IEC AC-1 thermal current rating.
Does it include auxiliary contacts?
Yes. It includes 2 normally open (2NO) and 4 normally closed (4NC) auxiliary contacts as standard.
Where is this contactor typically installed?
It is commonly installed in industrial switchgear, power distribution panels, motor control centres and heavy-duty electrical installations.
Trusted for Industrial Power Distribution
Lovato Electric B1600 contactors are trusted worldwide by industrial engineers, panel builders and OEM manufacturers for dependable high-current switching, exceptional durability and long service life in critical industrial applications.
