Ficha Tecnica Bases De Medicion

MP METER-PAK™ Meter Centers
EZ METER-PAK® Meter Centers

Class 4100

CONTENTS

Schneider Electric Brands

Description
Page
Product Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
General and Application Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
MP METER-PAK™ Meter Centers .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
EZ METER-PAK® Meter Centers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
Replacement Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .93

MP METER-PAK™ Meter Centers — Class 4141
EZ METER-PAK® Meter Centers — Class 4161, 4162Product Description
MP METER-PAK™ meter centers and EZ METER-PAK® (EZM) meter
centers from Square D Company offer a wide range of solutions for multimetering applications:
• UL® Listed NEMA Type 3R construction
• Meets EUSERC standards
• 9-inch meter center spacing allows for more sockets per device creating
lighter more compact branch enclosures
• Meter socket jaws, constructed oftin-plated copper, are spring reinforced
on MP and EZM devices
• Lever type bypass meter socket jaws (EZM only) are spring reinforced and
equipped with jaw release
• Stainless steel cover hasps and latches meet tough coastal utility sealing
requirements
• Barrel lock provisions on all ringless devices
MP METER-PAK™ Meter Centers — For 2- to 6-unit apartment buildings or
light commercialapplications.
•
•
•
•
•
MP METER-PAK branch meter/circuit breaker devices are
available in 2- through 6-meter socket configurations.

Surface and semiflush mounting
Suitable only for use as service equipment
Main bus ratings range from 200–800 A
125 A and 200 A tenant circuit breaker versions
Three meter socket configurations available:

— Ring type
— Ringless type with 5th jaw
— Ringlesstype with 5th jaw and horn bypass
• 120/240 Vac, 1f3W or 120/208 Vac, 1f3W (derived from a 208Y/120 Vac,
3f4W network)
EZ METER-PAK® Meter Centers — For maximum flexibility on larger
installations or where a main disconnect is required.
• VISI-TITE® nuts provided for cross bus connectors
• Circuit breaker, fusible switch, and terminal box mains from 400–1600 A
maximum
• Suitable for use asservice equipment
• 125 A, 200 A, and 400 A maximum branch unit frame sizes available
• Residential branches:
— Ring type, 125 A and 200 A maximum
— Ringless type with 5th jaw, 125 A and 200 A maximum
— Ringless type with 5th jaw and horn bypass, 125 A and 200 A
maximum
• Commercial branches:

EZ METER-PAK (EZM) meter centers are available in
1- through 6-meter/circuit breaker units wherean EZM
terminal box is used for the incoming service.

— Ringless type with 5th jaw and lever bypass, 200 A and 400 A
maximum
— Ringless type, 7 jaw, 200 A maximum
— Ringless type, 7 jaw with lever bypass, 200 A and 400 A maximum
• 120/240 Vac, 1f3W or 120/208 Vac, 1f3W (derived from a 208Y/120 Vac,
3f4W network)
• 208Y/120 Vac, 3f4W or 240/120 Vac, 3f4W delta

2
© 1999 Square D AllRights Reserved

5/99

MP METER-PAK™ Meter Centers — Class 4141
EZ METER-PAK® Meter Centers — Class 4161, 4162
Product Description
Short Circuit Current Rating Selection Process
1. Review local utility requirements to ensure that metering equipment meets their standards.
2. Check with local utility to determine available fault current at the meter center.
3. Use the SCCR table (refer topages 4 and 5):
A. Select meter center configuration: Main Lugs only (6-Subdivision Rule), Remote Main, Main
Circuit Breaker, or Main Fusible Switch.
B. Read down to select SCCR equal to or greater than desired rating.
C. Read across to select Main Device type.
D. Read across to select Tenant Circuit Breaker type.
4. With information obtained from Step 3, turn to the appropriate selection...