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Maintenance Bypass Enclosure 30-40kVA | 3-Phase Input | Zero Transfer Time | Black by Eaton

BRAND: Eaton
SKU: MBS33NSB63BW
$4,312.90 List price: $5,374.50
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The Maintenance Bypass Enclosure for 30-40kVA systems features a 3-phase input and zero transfer time, making it ideal for uninterrupted power supply applications. Built for industrial and commercial use, it ensures seamless maintenance without power interruption, enhancing efficiency and reducing downtime.

Product Name/Title: Maintenance Bypass Enclosure 30-40kVA | 3-Phase Input | Zero Transfer Time | Black by Eaton

Brand: Eaton

SKU: MBS33NSB63BW

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

Technical Specifications
  • Product Name: Eaton Hotswap MBP Maintenance Bypass Enclosure Wraparound Single Input
  • Input nominal voltage: 230V default (220/230/240V)
  • Input frequency range: 50Hz-60Hz
  • Output nominal voltage: 230V default (220/230/240V)
  • Output frequency: 50-60 Hz
  • Phase (input): Three-phase
  • Phase (output): Three-phase
  • Feed type: 1
  • Transfer time: 0 ms
  • Input voltage range: 192-264 V
  • Output voltage range: 192-264 V
  • Electric current - max: 63A
  • Communication: Voltage-free relay interlock
  • Potential free switch contact: Yes
  • Construction type: Free standing model
  • Color: Black
  • Input connection: Hardwired/fixed connection
  • Used with: 93PS, 93E, 93PR, 93PM
  • Altitude: 0-1500m (0° to 40°C), 1500-3000m (0° to 35°C)
  • Dimensions (H x L x W): 492mm x 272mm x 368mm
  • Weight: 15 kg
Key Features
  • Free standing model with bottom entry
  • Hardwired/fixed input connection
  • Voltage-free relay interlock communication
  • Potential free switch contact included
  • Zero transfer time (0 ms) for seamless switching
  • Supports three-phase input and output
  • Input and output voltage range: 192-264 V
  • Nominal frequency: 50-60 Hz
  • Max electric current: 63A
  • Altitude operation range: 0-1500m at 0° to 40°C, 1500-3000m at 0° to 35°C
Professional Installation Requirements
  • Professional installation by a qualified electrician is required to ensure compliance with electrical standards and safe operation.
Applications
  • Used with Eaton 93PS, 93E, 93PR, 93PM UPS systems
  • Industrial and commercial power management
  • Maintenance bypass for uninterrupted power supply systems
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 MBS 3Ph/3Ph 30-40kVA Maintenance Bypass Enclosure is available now for immediate purchase. Ideal for industrial and commercial UPS maintenance applications.

Product specifications (skuPage.MBS33NSB63BW.pdf, 82 Kb) [Download]