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Electrical Installation for Nexus® 1262/1272 Meter
11.1: Wiring Diagrams
Choose from three supported meter forms based on the rated voltage and hookup required for your
application. Corresponding wiring diagrams appear on the following pages. If the connection diagram
you need is not listed, contact EIG for a custom connection diagram. NOTE: Form 45S replaces Form
5S and may also be used in 4-wire circuits.
Nexus® Meter Forms and Associated Application Diagrams
Form
9S
36S
45S
9S in S/A
Form 9S mounted in S/A Adapter (showing connectors)
Electro Industries/GaugeTech
Chapter 11
Description
Wye, no PTs, 3 CTs
Wye, 3 PTs, 3 CTs
4-Wire Delta, no PTs, 3 CTs
4-Wire Delta, 3 PTs, 3 CTs
4-Wire Delta, no PTs, 2 CTs
4-Wire Delta, 2 PTs, 2 CTs
3-Wire Delta, no PTs, 2 CTs
3-Wire Delta, 2 PTs, 2 CTs
2.5 EL Wye, no PTs, 3 CTs
2.5 EL Wye, 2 PTs, 3 CTs
Wye, no PTs, 3 CTs
Wye, 2 PTs, 3 CTs
3-Wire Delta, no PTs, 2 CTs
3-Wire Delta, 2 PTs, 2 CTs
4-Wire Delta, no PTs, 2 CTs
4-Wire Delta, 2 PTs, 2 CTs
Table 11.1: Nexus® 1262/1272 Meter Forms
Doc # E151701
Fig #
11.1
11.2
11.3
11.4
11.5
11.6
11.7
11.8
11.9
11.10
11.11
11.12
11.13
11.14
11.15
11.16
11.17
11-1
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