Trade Discount 25%
External Manual Bypass Switch Wall Mount 3Ph 25A PSS
PSS external manual bypass switch features 25A 3 phase, make-before-break 3 position switching and E and N bars. Ideal for PMU-10 and EP10 UPS.
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Alternatively Known As: PSS EMBP25-3-W, External UPS Maintenance Bypass, Manual Interlocking Bypass Switch, UPS Service Bypass
Technical Specifications
- Model: EMBP25-3-W
- Rated Current: 25 A
- Phase Configuration: Three-phase
- Switching Type: Make-before-break
- Switch Positions: Normal, Bypass, Bypass and Isolate
- Connection: Wired to terminal strips
- UPS Compatibility: PSS PMU-10 and EP10
- Safety Features: Mechanical interlock
- Included Connections: Earth and neutral bars
- Construction: Wall-mounted enclosure
- Manufacture: Built in Australia
- Dimensions (H x L x W): 150mm x 170mm x 220mm
- Weight: 2.5 kg
Key Features
- Maintains load power during UPS maintenance and servicing
- Make-before-break operation for transfer between UPS and mains supplies
- Three operating positions: Normal, Bypass, and Bypass and Isolate
- Mechanical interlock helps prevent incorrect switching and unwanted backfeed
- Includes dedicated earth and neutral bars
- Terminal-strip wiring supports hardwired installation
- Synchronisation cable connection available for UPS and mains feed alignment
- Designed for PSS PMU-10 and EP10 three-phase UPS systems
Professional Installation Requirements
- Professional installation by a licensed electrician is required because this is a hardwired mains electrical assembly. Installation, phase-sequence verification, testing and commissioning should follow AS/NZS 3000:2018 and the UPS manufacturer's instructions. PSS states that hardwired products must be commissioned by an approved and authorised PSS technician or contractor for warranty validity.
Applications
- External maintenance bypass for PSS PMU-10 three-phase UPS systems
- External maintenance bypass for PSS EP10 three-phase UPS systems
- UPS isolation during servicing, repair or replacement
- Critical power installations requiring uninterrupted load transfer during UPS maintenance
Standards & Compliance
- AS/NZS 3000:2018 Electrical installations, applicable to the installation, wiring, earthing and verification of the hardwired assembly
- Manufacturer states that the external bypass range is built to Australian Standards; product-specific certification details should be confirmed with PSS
Environmental Benefits
- Supports servicing and component replacement of the UPS without replacing the complete power system, helping extend equipment service life
- Enables maintenance of critical power equipment and may reduce premature equipment disposal
- Metallic electrical enclosure and conductive components may be recyclable at end of service life, subject to confirmed material composition and local recycling facilities
Warranty Information
PSS Distributors' standard warranty is a 2-year return-to-base warranty from the original purchase date, subject to its warranty conditions. Hardwired products require commissioning by an approved and authorised PSS technician or contractor for warranty validity.
Available Now
Available through PSS Distributors and authorised Australian electrical and UPS distributors; confirm current lead time and project configuration before ordering.
