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Hobart POWER MASTER User Manual

Hobart POWER MASTER
86 pages
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OM-2065
110190
032993
Operation and Maintenance Manual
with Illustrated Parts List
for
POWER MASTER
Solid State Frequency Converter
Specification Number 7015-3
Rated Output: 90-kVA, 115/200-V, 3-PHASE, 400-Hz
415-V, 3-Phase, 50-Hz Input
Model Number 90SB51
Hobart Brothers Company
Airport Systems Group
Ground Power Equipment
Troy, Ohio 45373
U.S.A.

Table of Contents

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Hobart POWER MASTER Specifications

General IconGeneral
BrandHobart
ModelPOWER MASTER
CategoryMedia Converter
LanguageEnglish

Summary

Safety Instructions and Warnings

Shock Prevention

Dangers of electrical shock, wet conditions, safety clothing, and procedures.

Fire, Explosion, and Toxic Fume Prevention

Prevention of fires, explosions, and toxic fume hazards from equipment operation.

Chapter 1. Description/Operation

Converter Unit Identification and Specifications

Illustrates the unit and details its electrical/physical specifications.

Theory of Operation

Explains the fundamental working principles of the frequency converter.

Front Panel Controls and Indicators

Explains the functions of front panel controls and indicators.

Chapter 2. Preparation For Use

Input Power and Cable Connections

Selecting power source, routing input cables, and connecting to power supply.

Chapter 3. Servicing

Chapter 4. Troubleshooting

General Troubleshooting and Fault Restoration

Principles for restoring operation after faults and identifying alarms.

Specific Fault Procedures and Charts

Detailed steps for various faults and troubleshooting charts.

SOFT-START Procedure

Recommended procedure after major repairs to minimize damage.

Chapter 5. Illustrated Parts List