NIPSCO ER 19-150-A Electric Plug In Vehicle Sub Meter Socket Installation Guide

: June 15, 2024
: NIPSCO

Table of Contents

NIPSCO ER 19-150-A Electric Plug In Vehicle Sub Meter Socket
Product Information
METER SOCKETS
INSTALLATION
PEV SUB-METER SOCKET INSTALLATION
CUSTOMER SERVICE PANEL DETAIL
PEV SUB-METER SOCKET DETAIL
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NIPSCO ER 19-150-A Electric Plug In Vehicle Sub Meter Socket

NIPSCO-ER-19-150-A-Electric-Plug-In-Vehicle-Sub-Meter-Socket-
product

Product Information

Specifications:

Standard Originated: 04-12
Previous Standard Revision: 04-01-12
Special Installation: No longer approved for new construction
Standards of Work: Electric Rules Standard ER 19-900

Installation:

The sub-meter socket should be installed as close as possible to the existing service entrance meter socket while maintaining specified clearances per NIPSCO ER 13-230.
A properly sized 240-volt wiring and circuit breaker should be installed for the PEV car charging station.
The PEV car charging station should be connected as a dedicated feed, ensuring that no other loads are connected to this feed.
The sub-meter socket should be labeled “SUB-METER FOR CAR CHARGING STATION”.
All PEV car charging station installations must comply with applicable codes and standards.
PEV car charging station sub-meter installations must be approved by an authorized inspector and undergo a final inspection by an NIPSCO representative.
The installation of the PEV car charging station and sub-meter socket is the sole ownership and responsibility of the customer. NIPSCO will provide a watthour meter for billing purposes.

PEV Sub-Meter Socket Installation:
Refer to Figure 3 for a typical PEV sub-meter socket installation. The installation involves a new 100 Amp sub-meter socket for the PEV car charging station, supplied by a new breaker in the existing service panel. The sub- meter socket should be installed as close as possible to the existing meter, and a label stating “SUB-METER FOR CAR CHARGING STATION” should be placed.

Existing Service (OH or UG) should be 5 feet away from the sub-meter socket installation.

Customer Service Panel Detail:
Refer to the existing customer service panel for new wiring circuit details for the PEV car charging station.

FAQ:

Q: Can I install the sub-meter socket anywhere?
A: No, the sub-meter socket should be installed as close as possible to the existing service entrance meter socket while maintaining specified clearances per NIPSCO ER 13-230.
Q: Can I connect other loads to the dedicated feed of the PEV car charging station?
A: No, the dedicated feed should only be used for the PEV car charging station and not for any other loads.
Q: Who is responsible for the installation of the PEV car charging station and sub-meter socket?
A: The installation is the sole ownership and responsibility of the customer. NIPSCO will provide a watthour meter for billing purposes.

USE:
Requirements for installation of plug-in electric vehicle (PEV) car charging station sub-meter socket.

Note:
Special installation is no longer approved for new construction. Standard is kept for reference use only.

STANDARD ORIGINATED

04-12

PREVIOUS STANDARD REVISION

04-01-12

PREVIOUS STANDARD NUMBERS

REVISION SUMMARY:
Convert to the current format. General revision. The noted standard is for informational use only.

REFERENCE(S): (All references are latest revision; unless noted)

National Standard(s)

Association of Edison Illuminating Companies (AEIC®)
ANSI C2: National Electrical Safety Code® (NESC®)
ANSI C12.7: Requirements for Watthour Meter Sockets
Edison Electric Institute (EEI)
Indiana Electrical Code / National Electrical Code® (IEC/NEC®)
National Electrical Manufacturers Association (NEMA)
Underwriter Laboratories® (UL®) 414: Meter Sockets

NIPSCO Standard(s)

Tariff Rider 685 (Valid 02/01/12 to 01/31/17): Plug-in Electric Vehicle Off-Peak Charging Rider (Pilot Program)
Electric Rules Standard ER 13-230: Meters – Location
Electric Rules Standard ER 19-900: Standards of Work

METER SOCKETS

Shall meet the following specifications, unless otherwise stated below.
Shall be designed for use with standard detachable-type watthour meters.
Shall meet requirements of AEIC, EEI, and NEMA standards for watthour meter sockets.
Shall have swing-style latch accepting padlock or wire-style seal.
Shall be made of aluminum alloy or galvanized steel.
Shall be ringless type.
Shall be UL listed.
Shall be provided with concentric knockouts on the back, sides, and bottom.
By-passes shall be of manual, horn, or lever type, arranged such that the meter socket cannot be sealed with the by-pass on.
Shall be provided with a grounding connector for a #6 conductor.
Shall be plainly marked with manufacturer name, catalog number, and electrical ratings
Shall be rated for 100 amperes.
Shall include bonding bushings and jumpers used to maintain electrical continuity to service equipment enclosures when the entire concentric knockout is not removed.

INSTALLATION

The sub-meter socket shall be installed as close as possible to the existing service entrance meter socket (while maintaining specified clearances per NIPSCO ER 13-230) and shall be installed five feet from the top of the meter opening.
Properly sized 240-volt wiring and circuit breaker shall be installed for the PEV car charging station.
PEV car charging station shall be connected as a dedicated feed in such a manner that customers shall not have other loads connected to this feed.
Sub-meter socket shall be labeled “SUB-METER FOR CAR CHARGING STATION”. (See Section 3)
All PEV car charging station installations shall comply with all applicable codes and standards, including but not limited to codes listed in the reference section of this standard.
PEV car charging station sub-meter installations must be approved by an authorized municipal, county, or other governmental inspector, where such inspection procedures are established, and by a final inspection by a NIPSCO representative.
PEV car charging station and sub-meter socket installation is the sole ownership and responsibility of the customer. NIPSCO will provide watthour meter for proper billing purposes.