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2-2 489 Generator Management Relay GE Multilin
2.1 MECHANICAL 2 INSTALLATION
2
2.1.2 PRODUCT IDENTIFICATION
Each 489 unit and case are equipped with a permanent label. This label is installed on the left side (when facing the front of
the relay) of both unit and case. The case label details which units can be installed.
The case label details the following information:
• MODEL NUMBER
• MANUFACTURE DATE
• SPECIAL NOTES
The unit label details the following information:
• MODEL NUMBER
• TYPE
• SERIAL NUMBER
• FILE NUMBER
• MANUFACTURE DATE
• PHASE CURRENT INPUTS
• SPECIAL NOTES
• OVERVOLTAGE CATEGORY
• INSULATION VOLTAGE
• POLLUTION DEGREE
• CONTROL POWER
• OUTPUT CONTACT RATING
Figure 2–3: CASE AND UNIT IDENTIFICATION LABELS