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Wraparound Maintenance Bypass Switch | 3-Phase Input | 125A Max Current | Zero Transfer Time | Eaton
The Wraparound Maintenance Bypass Switch features a 3-phase input and 125A maximum current—ideal for data centers and industrial electrical systems. Built for seamless maintenance without power interruption, it ensures efficient power management with zero transfer time.
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Product Name/Title: Wraparound Maintenance Bypass Switch | 3-Phase Input | 125A Max Current | Zero Transfer Time | Eaton
Brand: Eaton
SKU: MBS31SB125BW
Alternatively Known As: Maintenance Bypass Switch, MBP Enclosure, Eaton Bypass Enclosure, Wraparound Maintenance Bypass, UPS Bypass Switch
Technical Specifications
- Product Name: Eaton Hotswap MBP Maintenance Bypass Enclosure Wraparound Dual Input
- Input nominal voltage: 230V default (220/230/240V)
- Nominal frequency: 50-60 Hz
- Input frequency range: 50Hz-60Hz
- Number of outputs hardwired: 1
- Output nominal voltage: 230V default (220/230/240V)
- Electric current - max: 125A
- Feed type: 2
- Transfer time: 0 ms
- Communication: Voltage-free relay interlock
- Potential free switch contact: Yes
- Altitude: 0-1500m (0° to 40°C), 1500-3000m (0° to 35°C)
- Input voltage range: 192-264 V
- Output frequency: 50-60 Hz
- Output voltage range: 192-264 V
- Phase (input): Three-phase
- Phase (output): Single-phase
- Construction type: Free standing model
- Input connection: Hardwired/fixed connection
- Dimensions (H x L x W): 492mm x 312mm x 448mm
- Weight: 25 kg
Key Features
- Wraparound maintenance bypass enclosure with dual input
- Supports 3-phase input and single-phase output
- 125A maximum electric current
- Hardwired/fixed input connection
- Zero transfer time (0 ms) for seamless switching
- Voltage-free relay interlock communication
- Potential free switch contact included
- Suitable for altitudes 0-3000m with temperature ranges 0° to 40°C
Professional Installation Requirements
- Professional installation by a qualified electrician is required to ensure compliance with electrical standards and safety.
Applications
- Data centers and server rooms requiring maintenance bypass
- Industrial and commercial electrical systems
- UPS systems with 3-phase input and single-phase output
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Enables maintenance without power interruption, reducing downtime and energy waste
- Supports efficient power management in critical systems
Warranty Information
1 Year standard factory warranty.
Available Now
The Eaton Wraparound MBS Maintenance Bypass Enclosure is available now for immediate purchase. Ideal for industrial and commercial electrical maintenance applications.
