X4230-BR157P18SB The E-T-A X4230-BR157P18SB is a Bus Bar accessory designed for use with 4230-T series circuit breakers. It offers robust construction and reliable performance.
Mfr Part #:

X4230-BR157P18SB

Mfr Name: ETA
ETA
The E-T-A X4230-BR157P18SB is a Bus Bar accessory designed for use with 4230-T series circuit breakers. It offers robust construction and reliable performance.
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X4230-BR157P18SB Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Accessory Type
Ambient Temperature
For Use With
Mounting Type
Terminal Type

X4230-BR157P18SB Description

Short technical summary and product information.

The E-T-A X4230-BR157P18SB is a bus bar accessory specifically designed for integration with the E-T-A 4230-T series of thermal-magnetic miniature circuit breakers. This component facilitates efficient power distribution and connection within electrical panels.

 

Key technical specifications include screw terminals for secure connections, with a maximum tightening torque of 2 Nm and support for cable cross-sections up to 35 mm². The bus bar is designed for DIN rail mounting, ensuring easy and standardized installation in control cabinets. It operates reliably within an ambient temperature range of -35°C to +70°C.

 

This accessory is built to complement the high rupture capacity and reliable switching behavior of the 4230-T circuit breakers, supporting various voltage and current ratings according to IEC/EN 60947-2, UL 1077, and UL 489 standards. Its durable construction is tested against vibration, shock, corrosion, and humidity to ensure long-term performance in demanding environments.

 

Typical applications include enhancing the connectivity and distribution capabilities in systems protected by E-T-A 4230-T circuit breakers, such as industrial process control systems, telecommunications equipment, and power supplies.

X4230-BR157P18SB Quick Information

Product Type: Circuit Breaker Accessory
Series: 4230-T
Canonical Name: E-T-A Thermal-magnetic Miniature Circuit Breaker Accessory
Subcategory: Circuit Breaker Accessory

X4230-BR157P18SB Compliance

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

X4230-BR157P18SB Features

  • Bus bar accessory for 4230-T circuit breakers.
  • Features secure screw terminals.
  • Designed for DIN rail mounting.
  • Supports cable up to 35 mm².
  • Operates from -35°C to +70°C.

X4230-BR157P18SB Applications

  • Enhances circuit breaker connectivity.
  • Used in industrial control systems.
  • Suitable for telecommunications equipment.
  • Applicable to power supply units.

X4230-BR157P18SB FAQs

7 frequently asked questions generated from this part’s specifications.
What is the rupture capacity of the E-T-A 4230-T series circuit breakers?

The rupture capacity (Ics) is 7,500 A AC and 10,000 A DC. The rupture capacity (Icu) is 10,000 A AC/DC.

What is the overvoltage category for this circuit breaker accessory?

The overvoltage category is III with an impulse withstand voltage of 4 kV.

What is the degree of protection for this device?

The degree of protection is IP20.

What is the operating temperature range?

The ambient temperature range is -35°C to +70°C.

What type of mounting does this bus bar accessory use?

This bus bar accessory uses DIN rail mounting.

What is the maximum cable cross-section supported?

The maximum cable cross-section supported is 35 mm².

What is the mechanical and electrical life cycle of the associated circuit breakers?

The mechanical life is 20,000 cycles, and the electrical life is 6,000 cycles.

X4230-BR157P18SB Alternate Parts

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The E-T-A X4230-BU106P16A is a bus bar accessory designed for use with 4230-T series circuit breakers. It features DIN rail mounting and screw terminals for secure connections.
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The E-T-A X4230-BU206P16A is a 2-pole, 6-position bus bar accessory designed for circuit breakers. It offers UL489 compliance and robust construction for reliable power distribution.
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The E-T-A X4230-BU312P16A is a bus bar accessory designed for use with the 4230-T series circuit breakers. It features screw terminals and is suitable for DIN rail mounting.
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