Multi Pass

Technical Specifications - Multi Pass & MBB Bypass Switches

1. Multi Pass (Manual Transfer Switch)

Overview

• Multi Pass is a manual bypass switch that allows safe disconnection of the UPS from the load during maintenance or failure, ensuring continuous power supply directly from the mains without interruption.
  
• Key Features
  • Supports both Rack Mount and Wall Mount installation.
    
  • Available versions:
    
    • 16A for rack mount.
      
    • 10A and 16A for wall mount.
  • Equipped with Backfeed Protection to prevent electrical feedback.
    
  • Allows seamless switching to mains power before UPS shutdown or maintenance.
    
  • LED indicators show connection status to the mains.
    
  • Compatible with multiple socket standards:
    • IEC
      
    • British Socket
      
    • Terminal Boards

2.MBB (Maintenance Bypass):

Overview

• MBB is designed for full UPS disconnection during maintenance, enabling uninterrupted load
• operation by transferring power directly from the mains.
  
• Available Models
  • MBB 100A 2P
    
  • MBB 125A 4P
    
  • MBB 400A 4P
• Key Features
  • Supports Single-phase and Three-phase systems.
    
  • Utilizes three-switch configuration to completely isolate UPS during maintenance.
    
  • Includes interlocking circuitry to prevent simultaneous power delivery from Manual Bypass and Inverter.
    
  • Supports UPS systems up to 800 kVA.
    
  • Compatible with Parallel UPS systems up to a total of 6.4 MVA.
    
  • Optional External Bypass and Static Switches available based on system size.

• ISO 9001
• ISO 14001
• OHSAS 18001
  
• CE

Download Catalog : show_Riello_UPS_Multi-Pass