1SDA082135R1 ABB Ext CS N E4.2–E6.2 50% UL External Neutral Current Sensor

1SDA082135R1 ABB Ext CS N E4.2–E6.2 50% UL External Neutral Current Sensor

ABB 1SDA082135R1 is a 50% external neutral current sensor designed for compatible SACE Emax 2 E4.2–E6.2 air circuit breaker installations requiring external neutral-current sensing.

SKU: 1SDA082135R1MPN: 1SDA082135R1
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Why Choose the ABB 1SDA082135R1 External Neutral Current Sensor for Emax 2 E4.2–E6.2?

The ABB 1SDA082135R1 is an external neutral current sensor designed for compatible ABB SACE Emax 2 air circuit breakers. Identified as Ext CS N E4.2–E6.2 50% UL, it is intended for Emax 2 E4.2 and E6.2 applications requiring measurement of neutral-conductor current outside the circuit breaker.

As part of the ABB SACE Emax 2 accessory range, the external neutral sensor interfaces with a compatible Ekip electronic trip unit so that neutral-current information can be incorporated into the breaker's protection functions. This is particularly relevant to three-pole breaker installations where the neutral conductor does not pass through the circuit breaker itself.

The 1SDA082135R1 is the 50% external-neutral sensor configuration for the E4.2–E6.2 range and is associated with ABB US/Canada part number ZE6NCT. It provides a purpose-designed ABB solution for integrating external neutral-current sensing into compatible Emax 2 low-voltage power distribution systems.

Key Advantages

  • Genuine ABB SACE Emax 2 circuit breaker accessory.
  • Provides external neutral current sensing for compatible installations.
  • Designed for Emax 2 E4.2 and E6.2 circuit breaker frames.
  • 50% neutral sensor configuration for the specified Emax 2 applications.
  • Interfaces with compatible ABB Ekip electronic trip units.
  • Supports neutral protection where the neutral conductor is external to a three-pole circuit breaker.
  • Purpose-designed for integration with ABB low-voltage power distribution equipment.

Key Features

  • ABB SACE Emax 2 accessory.
  • External current sensor for neutral conductor.
  • Compatible with E4.2–E6.2 Emax 2 frames.
  • 50% neutral-current sensing configuration.
  • Designed for use with compatible Ekip trip units.
  • External neutral sensing is applicable to 3-pole circuit breaker installations.
  • ABB global order code 1SDA082135R1.
  • ABB US/Canada part number ZE6NCT.

External Neutral Current Sensing for Emax 2

In a three-pole circuit breaker installation, the neutral conductor can remain outside the breaker's main current path. An external neutral current sensor allows a compatible Ekip trip unit to monitor current in this separate neutral conductor, enabling the protection system to account for neutral-current conditions as part of the overall electrical protection arrangement.

The ABB 1SDA082135R1 is specifically associated with Emax 2 E4.2–E6.2 applications and provides a 50% neutral sensing configuration. Correct selection and installation of the external sensor allows the Emax 2 protection system to receive the neutral-current measurement required by the configured protection scheme.

Typical Applications

  • ABB SACE Emax 2 E4.2 air circuit breaker installations.
  • ABB SACE Emax 2 E6.2 air circuit breaker installations.
  • Three-pole circuit breakers with an external neutral conductor.
  • Industrial low-voltage switchboards.
  • Commercial and infrastructure power distribution systems.
  • Neutral-current monitoring and protection applications.
  • Emax 2 switchgear requiring a 50% external neutral sensor.

Technical Specifications

Series SACE Emax 2
ABB order code 1SDA082135R1
US / Canada part number ZE6NCT
Product type External neutral current sensor
ABB designation Ext CS N E4.2–E6.2 50% UL
Compatible breaker frames E4.2–E6.2
Neutral configuration 50%
Application External neutral-current sensing
Compatible breaker configuration 3-pole
Compatible series ABB SACE Emax 2
Product group Emax2 Air Circuit Breaker

Frequently Asked Questions

What is the ABB 1SDA082135R1?

The ABB 1SDA082135R1 is an external neutral current sensor for compatible ABB SACE Emax 2 E4.2–E6.2 air circuit breaker installations.

Which Emax 2 breaker frames are compatible with the ABB 1SDA082135R1?

The sensor is designed for compatible Emax 2 E4.2 and E6.2 circuit breaker applications.

What does Ext CS N mean?

Ext CS N identifies an external current sensor for the neutral conductor, allowing a compatible Ekip trip unit to receive neutral-current information when the neutral is outside the circuit breaker.

What does 50% mean on the ABB 1SDA082135R1?

The 50% designation identifies this accessory as the 50% external-neutral current sensor configuration specified for compatible E4.2–E6.2 Emax 2 applications.

Is an external neutral sensor used with three-pole circuit breakers?

Yes. ABB specifies external neutral-current sensing for compatible three-pole circuit breaker installations where the neutral conductor is external to the breaker's main poles.

What is the US/Canada part number for ABB 1SDA082135R1?

The corresponding ABB US/Canada part number is ZE6NCT.

Where is the ABB 1SDA082135R1 typically used?

It is typically used in ABB SACE Emax 2 low-voltage switchgear where external neutral-current sensing is required for a compatible E4.2 or E6.2 three-pole circuit breaker and Ekip protection system.

Trusted by Power Distribution Professionals Worldwide

ABB SACE Emax 2 accessories are engineered to extend the protection, measurement and integration capabilities of Emax 2 air circuit breakers, providing purpose-designed components for sophisticated low-voltage power distribution systems.