Description

Honeywell 8U-BXCB20-CN Circuit Breaker Box Assembly

Configured for protected power distribution and circuit breaker termination in Honeywell Series 8 control cabinets, the Honeywell 8U-BXCB20-CN (8U-BXCB20-CN Circuit Breaker Box Assembly) provides direct physical electrical execution for incoming power segregation and cabinet-level protection.

Hardware Specifications

Parameter	Specification
Model	8U-BXCB20-CN
Part Number	51307039-100
Brand	Honeywell
Product Type	Circuit Breaker Box Assembly
System Series	Honeywell Series 8
Origin	USA (reported)
Weight	Approx. 1 kg
Dimensions	Approx. 3.5 cm x 14 cm x 14.5 cm
Operating Temp	Up to 55 deg C
Power Consumption	Passive assembly, no direct power consumption
Input Voltage	0 to 230 VAC
Current Rating	10 A (listed specification)
Application	Control cabinet power distribution and circuit protection

Process Control Power Distribution Interface

The Honeywell 8U-BXCB20-CN provides a physical termination structure for circuit protection devices inside Series 8 control system cabinets. It manages incoming electrical connections and separates protected supply paths for connected automation hardware.

In addition, this assembly supports organized cabinet wiring layouts by providing a dedicated mounting and termination location. It does not perform signal acquisition, control processing, or field communication functions.

For Honeywell DCS installations, the assembly remains independent from process signal interfaces such as 4-20 mA HART loops, FOUNDATION Fieldbus networks, or Profibus PA communication channels. Instead, it supports the electrical infrastructure required by controllers and I/O assemblies.

Frequently Asked Questions

Q: Is the Honeywell 8U-BXCB20-CN an I/O signal module?
A: No. The 8U-BXCB20-CN is a circuit breaker box assembly designed for power distribution and protection. It does not process analog or digital field signals.

Q: Does the 8U-BXCB20-CN require firmware configuration?
A: No. This assembly is a passive electrical hardware component and does not contain programmable logic, communication firmware, or diagnostic software.

Q: Can the assembly be installed outside a control cabinet?
A: No. The unit is intended for installation inside a compatible industrial control cabinet where wiring protection, mechanical mounting, and electrical clearance requirements are maintained.

Field Installation Guidelines

• Mount the Honeywell 8U-BXCB20-CN on the designated Series 8 cabinet mounting position.
• Verify incoming AC supply voltage and protective device ratings before wiring.
• Route power conductors separately from low-level signal wiring to reduce electrical interference.
• Connect protective earth according to cabinet grounding practices.
• Confirm terminal tightness and cable retention before system energization.
• Perform insulation and continuity checks after installation completion.
• Verify downstream module power requirements before connecting protected outputs.

Specifications

• Brand: Honeywell

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems