3VA9143-0JK11 The Siemens 3VA9143-0JK11 is a wire connector accessory designed for 3VA6 150/250 breakers. It features a CU conductor terminal and supports a wide range of copper cable sizes.
Mfr Part #:

3VA9143-0JK11

Mfr Name: Siemens
Siemens
The Siemens 3VA9143-0JK11 is a wire connector accessory designed for 3VA6 150/250 breakers. It features a CU conductor terminal and supports a wide range of copper cable sizes.
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3VA9143-0JK11 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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3VA9143-0JK11 Description

Short technical summary and product information.

This Siemens SENTRON accessory, part number 3VA9143-0JK11, is a circular conductor terminal designed for use with 3VA6 150/250 circuit breakers. It functions as a wire connector, specifically for CU conductors.

 

The terminal supports a broad range of copper cable cross-sections, from a minimum of 14 AWG to a maximum of 1/0 AWG for both stranded and finely stranded cables, and 10 AWG for solid cables. It is rated for a permissible conductor temperature of up to 90°C according to UL 486A-486B standards. The stripped length requirement is 18 mm according to IEC and 0.7 inches according to UL.

 

Tightening torque specifications are provided for various cable types and sizes, ranging from 55 lb-in for solid cables to 120 lb-in for larger stranded and finely stranded cables. This accessory is part of the Siemens SENTRON product line, known for its reliability in circuit protection applications.

3VA9143-0JK11 Quick Information

Product Type: Wire Connector Accessory
Canonical Name: Siemens SENTRON 3VA9143-0JK11 Wire Connector Accessory
Subcategory: Accessory

3VA9143-0JK11 Compliance

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

3VA9143-0JK11 Features

  • Accepts copper wire 14 AWG to 1/0 AWG
  • Stripped length 18 mm (0.7 in)
  • Tightening torque up to 120 lb-in
  • Rated for 90 °C conductor temperature
  • Accessory for 3VA6 150/250 breakers

3VA9143-0JK11 Applications

  • Connects copper conductors to 3VA6 breakers.
  • Provides control wire voltage tap-off.
  • Used as circular conductor terminal accessory.
  • Suitable for solid and stranded copper cables.

3VA9143-0JK11 FAQs

5 frequently asked questions generated from this part’s specifications.
What type of wire connector is the Siemens 3VA9143-0JK11?

The Siemens 3VA9143-0JK11 is a CU wire connector accessory with a circular conductor terminal.

What circuit breakers is the 3VA9143-0JK11 compatible with?

This accessory is designed for use with 3VA6 150/250 circuit breakers.

What is the maximum conductor temperature for the 3VA9143-0JK11?

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

What are the supported copper cable sizes for the 3VA9143-0JK11?

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

What is the required stripped length for conductors?

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

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