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LEGRAND Watertight Mechanical Interlock - Watertight Interlocks
LEGRANDWatertight Interlocks

LEGRAND Watertight Mechanical Interlock

The LEGRAND Mechanical Interlock (MPN PS430MIR7W) is a watertight interlock rated for 480V AC, three-phase, 30 A, with 3 poles and 4 wires. This unit is configured without reverse service capability.

SKU 3G-OTH-14151

Brand
LEGRAND
Item
Watertight Mechanical Interlock
Part Number
PS430MIR7W
Category
Watertight Interlocks
Available to Order
Also known as:PS430MIR7WLEGRAND
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Technical Specifications

LEGRAND
Manufacturer Part Number
PS430MIR7W
Reverse Service
No

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LEGRAND Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LEGRAND Mechanical Interlock (MPN PS430MIR7W) is a watertight interlock rated for 480V AC, three-phase, 30 A, with 3 poles and 4 wires. This unit is configured without reverse service capability.

Frequently Asked Questions

What is the LEGRAND PS430MIR7W mechanical interlock used for?

The LEGRAND PS430MIR7W mechanical interlock is used to prevent simultaneous connection of two power sources in industrial equipment. It is rated for 480V AC, three-phase, 30 A, with 3 poles and 4 wires, and is suitable for watertight enclosures in manufacturing and process plants.

What are the specifications of the LEGRAND PS430MIR7W?

The LEGRAND PS430MIR7W is a watertight mechanical interlock rated for 480V AC, three-phase, 30 A, with 3 poles and 4 wires. It has no reverse service capability. The manufacturer part number is PS430MIR7W, and it is designed for industrial power disconnection applications.

Where to buy the LEGRAND PS430MIR7W worldwide?

3G Electric supplies the LEGRAND PS430MIR7W mechanical interlock worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this LEGRAND part.

How to install the LEGRAND PS430MIR7W mechanical interlock?

Install the LEGRAND PS430MIR7W in a watertight enclosure, ensuring the supply is de-energized. Connect the 3-pole, 4-wire configuration per local electrical codes. The interlock mechanically prevents both sources from being engaged simultaneously. Always follow the manufacturer's installation manual for torque and wiring details.

Used in

Common applications for LEGRAND
Commercial office lighting control — Legrand PS20AC1W toggle switch for single-pole on/off switching of overhead lighting circuits.
Industrial control panels — Legrand PS20AC1WL locking switch to secure equipment power status during maintenance.
Residential hallways and stairwells — Legrand NTLFULLW in-wall LED night light for low-level illumination.
Laboratory workbenches — Legrand Plugmold® NM24GBA512 dual-circuit raceway strip for powering multiple instruments.
Retail display walls — Legrand Plugmold® NM20GB512 single-circuit raceway strip for point-of-sale and display lighting.
Modular office partitions — Legrand Plugmold® NM24GB612 raceway strip with 6 outlets for flexible power distribution.
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LEGRAND Products

3G Electric supplies LEGRAND watertight interlocks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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