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Wraparound Maintenance Bypass Switch | 3-Phase Input | 63A Rating | Zero Transfer Time | Eaton

BRAND: Eaton
SKU: MBS31SB63BW
$3,903.90 List price: $4,864.90
+
This wraparound maintenance bypass switch supports 3-phase input and single-phase output, with a maximum current rating of 63A and zero transfer time for seamless operation. Ideal for industrial and commercial power management systems, it ensures efficient maintenance without power interruption.

Product Name/Title: Wraparound Maintenance Bypass Switch | 3-Phase Input | 63A Rating | Zero Transfer Time | Eaton

Brand: Eaton

SKU: MBS31SB63BW

Alternatively Known As: Maintenance Bypass Switch, UPS Bypass Enclosure, Eaton MBP Wraparound Bypass

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: 63A
  • 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 272mm x 368mm
  • Weight: 15 kg
Key Features
  • Wraparound maintenance bypass enclosure with dual input
  • Supports 3-phase input and single-phase output
  • 63A maximum current rating
  • 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 safety standards and proper integration with existing power systems.
Applications
  • Industrial and commercial power management systems
  • Uninterruptible power supply (UPS) maintenance bypass
  • Electrical distribution and control panels requiring bypass functionality
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
  • Enables efficient maintenance without power interruption, reducing downtime and energy waste.
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 power management and UPS maintenance applications.

Product specifications (skuPage.MBS31SB63BW.pdf, 82 Kb) [Download]