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WRM-10 USER’S MANUAL
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TABLE OF CONTENTS
CONVENTIONS USED IN THIS DOCUMENT ..................................................................................... 1
1.0
INTRODUCTION .................................................................................................................... 2
1.1
General Description and Features ................................................................................... 2
1.3
Technical Specifications ................................................................................................... 3
1.4
WRM-10 Controls and Indicators .................................................................................... 4
2.0
PRE-TEST SETUP ................................................................................................................... 6
2.1
Operating Voltages .......................................................................................................... 6
3.0
OPERATING PROCEDURES ................................................................................................... 9
3.1
WRM-10 Cable Connections ............................................................................................ 9
3.2
General Procedures ....................................................................................................... 11
3.3
Performing Transformer Tests ....................................................................................... 12
3.3.1.
Performing a Single Resistance Test ...................................................................... 12
3.3.2.
Performing a Voltage Regulator Test ..................................................................... 14
3.4
User Diagnostic Mode .................................................................................................... 16
LIST OF FIGURES
Figure 1. WRM-10 Controls and Indicators .................................................................................... 4
Figure 2. 100 – 120 Vac Jumper Settings ........................................................................................ 6
Figure 3. 200 – 240 Vac Jumper Settings ........................................................................................ 6
Figure 4. Relay Location .................................................................................................................. 7
Figure 5. Typical WRM-10 Connections Diagram #1 ...................................................................... 9
Figure 6. Typical WRM-10 Connections Diagram #2 .................................................................... 10
Figure 7. Typical Dual Winding Connections Diagram .................................................................. 10
LIST OF TABLES
Table 1. WRM-10 Technical Specifications ..................................................................................... 3
Table 2. Functional Descriptions of WRM-10 Controls and Indicators .......................................... 5
Table 3. Voltage Selection Jumper Settings .................................................................................... 6