3VA9144-0JD11 The Siemens 3VA9144-0JD11 is a wire connector accessory designed for use with 3VA6 150/250 circuit breakers. It features CU 4 units and supports a range of conductor sizes.
Mfr Part #:

3VA9144-0JD11

Mfr Name: Siemens
Siemens
The Siemens 3VA9144-0JD11 is a wire connector accessory designed for use with 3VA6 150/250 circuit breakers. It features CU 4 units and supports a range of conductor sizes.
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3VA9144-0JD11 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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3VA9144-0JD11 Description

Short technical summary and product information.

This Siemens wire connector, part number 3VA9144-0JD11, is an accessory designed for the 3VA6 150/250 series circuit breakers. It is specifically a circular conductor terminal, identified as TC1.3.

 

The connector is suitable for copper cable, supporting solid conductors from a minimum of 14 AWG up to 10 AWG. For stranded copper cable, it accommodates sizes from a minimum of 14 AWG up to 1/0 AWG. Similarly, finely stranded copper cable is supported from 14 AWG minimum to 1/0 AWG maximum.

 

Installation involves a stripped length of 18 mm according to IEC standards, or 0.7 inches according to UL standards. Tightening torque specifications are provided for various conductor types and sizes, ranging from 55 lb-in for solid conductors to 120 lb-in for larger stranded conductors.

 

The permissible temperature for connectable conductors according to UL 486A-486B is 90 °C. This accessory is RoHS3 compliant and has an MSL rating of 1.

3VA9144-0JD11 Quick Information

Product Type: Wire Connector
Series: 3VA9
Canonical Name: Siemens Wire Connector Accessory
Subcategory: Terminal Block

3VA9144-0JD11 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

3VA9144-0JD11 Features

  • Wire connector accessory for 3VA6 150/250 breakers.
  • Supports solid and stranded copper cable.
  • Accommodates conductor sizes 14 AWG to 1/0 AWG.
  • UL temperature rating of 90°C.
  • RoHS3 compliant.

3VA9144-0JD11 Applications

  • Used in industrial motor control centers.
  • Ideal for main power distribution panels.
  • Suitable for commercial building electrical systems.
  • Required for upgrading legacy 3VA6 breaker terminals.

3VA9144-0JD11 FAQs

5 frequently asked questions generated from this part’s specifications.
What type of accessory is the Siemens 3VA9144-0JD11?

The Siemens 3VA9144-0JD11 is a wire connector accessory, specifically a terminal block.

What circuit breakers is the 3VA9144-0JD11 compatible with?

This wire connector is designed for use with the 3VA6 150/250 circuit breakers.

What conductor sizes can be connected with the 3VA9144-0JD11?

It supports solid copper cable from 14 AWG to 10 AWG, and stranded or finely stranded copper cable from 14 AWG to 1/0 AWG.

What is the maximum permissible temperature for connectable conductors?

The permissible temperature for connectable conductors according to UL 486A-486B is 90 °C.

What is the stripped length requirement for this wire connector?

The stripped length is 18 mm according to IEC and 0.7 inches according to UL.

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