Overview
The Honeywell FS-MB-0001, also cataloged as the FS-MB-0001 Power Rail, provides a common DC power bus for connected Safety Manager power distribution hardware. It supports 24 VDC, 48 VDC, and 110 VDC nominal bus voltages with a maximum continuous current of 200 A.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | FS-MB-0001 |
| Brand | Honeywell |
| Product Type | Power Rail / Power Busbar |
| Origin | USA |
| Weight | 4.35 kg |
| Dimensions | 1,500 mm length; estimated shipping size 165.5 x 5 x 5 cm |
| Nominal Bus Voltage | 24 VDC, 48 VDC, 110 VDC |
| Maximum Bus Current | 200 A continuous |
| Bus Sections | 10 sections |
| Section Length | 152.4 mm each |
| Approvals | UL, CSA; FM pending |
| Operating Temp | 0 deg C to +55 deg C |
| Storage Temp | -30 deg C to +85 deg C |
| Input Voltage Rating | 120/240 VAC, 50/60 Hz |
| Maximum Current Rating | 10 A |
| Wire Gauge | Accepts up to 12 AWG |
DC Power Distribution Characteristics
The FS-MB-0001 uses a 1,500 mm busbar assembly with ten 152.4 mm sections. The busbar carries up to 200 A continuously at the specified 24 VDC, 48 VDC, or 110 VDC nominal bus voltage.
The sectional arrangement provides defined connection positions along the power rail. Therefore, installation should maintain the intended electrical separation and mechanical support of each bus section.
For Honeywell Safety Manager installations, the DC bus connects with compatible power distribution components. The supplied data identifies the busbar as a power rail rather than an I/O signal interface, so signal-processing functions should not be assigned to this component.
The provided specifications also list a 120/240 VAC, 50/60 Hz input rating and a 10 A maximum current rating. These values should be applied according to the specific associated power-distribution assembly and wiring arrangement rather than treated as the DC busbar’s 200 A rating.
Frequently Asked Questions
Q: What DC voltages does the FS-MB-0001 support?
A: The specified nominal bus voltages are 24 VDC, 48 VDC, and 110 VDC.
Q: What is the maximum continuous current of the FS-MB-0001 power busbar?
A: The maximum continuous bus current is 200 A.
Q: How is the 1,500 mm busbar divided?
A: The power busbar contains 10 sections, with each section measuring 152.4 mm.
Field Installation Guidelines
- Verify the required DC bus voltage before connecting the power rail.
- Confirm that the connected power distribution hardware matches the specified bus voltage and current requirements.
- Mount the 1,500 mm rail securely and prevent mechanical movement during cable installation.
- Route power conductors separately from low-level analog, communication, and instrumentation wiring where practical.
- Use conductors compatible with the specified connection hardware and the accepted wire gauge range.
- Tighten electrical terminations according to the applicable Honeywell installation documentation and terminal hardware requirements.
- Maintain appropriate conductor insulation and clearance throughout the installation.
- Verify polarity before energizing the DC bus.
- Check continuity and inspect all bus connections before applying power.
- Do not use the power rail as a signal or communication connection.
- Confirm the applicable UL, CSA, and FM approval status for the installed system configuration.
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