MGE UPS Systems Galaxy PW 160 kVA - User Manual

E-51028231XU/BH - 1
Installation manual
www.mgeups.com
MGE UPS SYSTEMS
Galaxy PW™
20 - 200 kVA
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Summary

Characteristics

UPS Cubicles

Describes the physical structure, cooling, and connection points of the UPS cubicles.

Electrical Parameters for Selecting Protective Devices

Provides essential electrical data for choosing upstream protective circuit breakers for the UPS.

Bypass AC Source

Recommended Protection

Specifies recommended upstream protection devices (circuit breakers) for the Galaxy PW unit.

Protection Downstream of Galaxy PW

Details protection devices required downstream to ensure output circuit discrimination.

Electrical Parameters for Determining Cable Cross-Sections

Provides current values and cable cross-section data for various connection types and loads.

Installation

Positioning the Cubicles

Floor Loads

Explains how to determine the stress applied by cubicles on the floor based on weight.

Power-Circuit Wiring Diagrams

Presents single-wire diagrams for typical single-UPS and parallel UPS installations.

Connection of Power Circuits

Guides on connecting power cables, earthing, and equipotential bonding for UPS cubicles.

Battery Cubicle

Connection of Media Contacts 11 Standard Auxiliary Circuits

Connection to Battery Circuit Breaker QF1

Details connecting the "Media Contacts 11" board to the battery cubicle's circuit breaker QF1.

Emergency Power Off

Explains the UPS emergency shutdown function and pushbutton wiring requirements.

Connections Between Cubicles (Parallel-Connected Configurations)

Covers inter-cubicle connections for parallel UPS configurations using APOZ and MISI boards.

Connections Between UPS Cubicles and the External Bypass

Connection of the Battery Temperature Monitor

Link to an IBM AS;400 Computer

Configuration of the AS 400

Final Installation Steps

MGE UPS Systems Galaxy PW 160 kVA Specifications