# Legrand 421016 Shunt Trip Release for DPX3 Circuit Breakers 200-277V AC/DC

**URL:** https://aio.lv/en/product--legrand-421016--12454559
**Data updated:** 2026-05-18 02:52 (EEST)
**Category:** Printer & Copier Parts
**Manufacturer:** Legrand
**Manufacturer code:** 421016
**EAN:** 3245064210164
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The Legrand 421016 is a shunt trip release designed for use with DPX3 series circuit breakers. Operating at a voltage range of 200-277V AC/DC, this accessory enables remote tripping of the circuit breaker for enhanced electrical safety and control. It is a reliable component for industrial and commercial power distribution systems, ensuring precise protection and operational flexibility in electrical installations.

## Long description

The Legrand 421016 shunt trip release is a specialized accessory engineered for seamless integration with DPX3 series circuit breakers. This device facilitates the remote tripping of circuit breakers, providing an essential layer of control and safety within complex electrical distribution networks. By allowing for the instantaneous interruption of power from a remote location, it enhances the operational flexibility and safety protocols of industrial and commercial electrical installations.
Advantages
The primary benefit of this shunt trip release is its ability to provide reliable remote control over power distribution, which is critical for emergency shutdown procedures and automated safety systems. Its compatibility with the DPX3 series ensures a precise fit and reliable performance, maintaining the integrity of the circuit protection system. The unit is designed to operate efficiently across a broad voltage range, making it a versatile solution for various power configurations found in professional environments.
Suitable for
Industrial power distribution systems
Commercial building electrical panels
Emergency shutdown and safety control circuits
Remote management of electrical installations
When it may not be suitable
This device is specifically designed for use with the Legrand DPX3 series circuit breakers and is not compatible with other breaker series or brands. It should not be used in applications where the control voltage falls outside the specified 200-277V AC/DC range, as this may lead to malfunction or damage to the component.
Key specifications
Voltage range: 200-277V AC/DC
Compatibility: Legrand DPX3 series circuit breakers
Width: 72 mm
Depth: 109 mm
Height: 57 mm
How to use
Installation should be performed by a qualified electrician in accordance with local electrical codes. The shunt trip release is mounted directly into the designated slot of the compatible DPX3 circuit breaker. Once physically secured, the control wiring must be connected to the terminals, ensuring that the control voltage source matches the specified range. After installation, it is recommended to perform a functional test to verify that the remote tripping mechanism operates correctly before putting the system into full service.
What to consider before purchase
Verify compatibility with your specific DPX3 circuit breaker model
Ensure your control circuit voltage matches the 200-277V AC/DC requirement
Confirm that the installation space within the panel is sufficient for the device dimensions
Usage recommendations
Always disconnect the main power supply before attempting to install or service the shunt trip release to prevent the risk of electrical shock. Ensure all connections are tightened to the manufacturer's torque specifications to maintain reliable operation.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.061 kg |
| Height | 57 mm |
| Width | 72 mm |
| Depth | 109 mm |
| Quantity per pack | 1 pc(s) |

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Legrand products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Legrand service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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