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Operating Instructions for the Nexus
3.1: Nameplate Information
The Nexus® 1262/1272 Socket Meter has its operating information represented on the nameplate,
which is located on the face of the meter. See Figure 3.1 below for a graphical representation of the
1272 meter's nameplate. Serial and Model Numbers are on the Options Label (see next page).
1
2
3
4
KEY: The numbered list below acts as a key for the label above:
1. Multiply by Constant
2. Voltage Transformer Ratio (or PT Ratio)
3. Current Transformer Ratio (see Glossary)
4. Primary Watt-hour constant
5. Current class
Electro Industries/GaugeTech
Chapter 3
ENHANCED
8
6
5
7
®
Figure 3.1: Nexus
1272 Meter Nameplate
Doc # E151701
1262/1272 Meter
® ®
User Defined Area
Graphical Liquid
Crystal Display
9
6.
Test Amperes
7.
Watt-hour test constant
8. ANSI C12.20 Form Number
9. ANSI C12.20 Accuracy Class
Form Factor
Diagram
Mode
Switch
3-1
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