Square D Digest 179

1 Phase Branch Devices Class 4161 / Refer to Catalog 4100CT0701

EZ Meter-Pak™ Meter Centers

www.se.com/us

1 Phase Branch Devices—NEMA 3R Construction

Table 2.19: Branch Units—1Ø Incoming and 1Ø Outgoing

Ring Type 4-Jaw Meter Socket without Bypass [24]

Ringless Type 5-Jaw Meter Socket without Bypass

Ringless Type 5-Jaw Meter Socket with Horn Bypass

Ringless Type 5-Jaw Meter Socket with Lever Bypass

Horizontal CrossBus Rating

Numberof Meter Sockets

System Type

Width (in.)

Width (in.)

Width (in.)

Width (in.)

Cat.No [25]

Cat.No [25]

Cat.No [25]

Cat.No [25]

1Ø3W 120/240 Vac 2PBranch Circuit Breakers 2 METERING EQUIPMENT

125 A Maximum (Order Type QO, QO-VH or QOH Circuit Breakers Separately) [26][27]

800A 1200A 800A 1200A 800A 1200A 800A 1200A 800A 1200A 800A 1200A 800A 1200A 1200A 1200A 1200A

EZM113125 EZM113125X EZM114125 EZM114125X EZM115125 EZM115125X EZM116125 EZM116125X EZM112225 EZM112225X EZM113225 EZM113225X EZM114225 EZM114225X EZM115225 EZM115225CU EZM116225

EZMR113125 EZMR113125X EZMR114125 EZMR114125X EZMR115125 EZMR115125X EZMR116125 EZMR116125X EZMR113225 EZMR113225X EZMR114225 EZMR114225X EZMR115225 EZMR115225CU EZMR116225 EZMR112225 —

EZMH113125

EZML113125 EZML113125X EZML114125 EZML114125X EZML115125 EZML115125X EZML116125 EZML116125X

3

—

EZMH114125 EZMH114125X EZMH115125 EZMH115125X EZMH116125 EZMH116125X EZMH112225 EZMH112225X EZMH113225 EZMH114225 EZMH114225X EZMH115225 —

4

12.25

12.25

12.25

15.56

5

6

225 A Maximum Branch Units (Order Type QBP-TM, QDP-TM, QGP-TM or QJP-TM Circuit Breakers Separately) [28]

— — — — — — — — —

— — — — — — — — —

2

1Ø3W 120/240 Vac 2PBranch Circuit Breakers

3

17.38

17.38

17.38

4

5 6

—

EZMH114125

EZMH116225

Table 2.20: Branch Units—225 A Maximum Commercial (Order Type QBP-TM, QDP-TM, QGP-TM or QJP-TM Circuit Breakers Separately) [29]

Ring Type 5-Jaw Meter Socket with Test Block Bypass. Meets EUSERC Requirements

Ringless Type 5-Jaw Meter Socket with Lever Bypass and Jaw Release

Number ofMeter Sockets

Horizontal Cross BusRating

System Type

Width (in.)

Width (in.) 22.42 22.42 22.42

Cat.No.

Cat. No.

1Ø3W 120/240 Vac 2PBranch Circuit Breakers

19.44 EZMT111225 [30] 19.44 EZMT112225 [30] 19.44 EZMT113225 [30][31]

1 2 3 4

1200A 1200A 1200A 1200A 1200A

EZML111225 EZML112225 EZML113225 EZML114225

— —

— —

19.44

EZML114225CU

EZMT111225

EZML113225

Table 2.21: Branch Units—400 A Maximum Commercial

Ringless Type 5-Jaw Meter Socket with Lever Bypass and Jaw Release. Includes Factory-Installed 400 A Type LJL Circuit Breaker [32] [33]

Ringless Type K Bolt-on 4-Jaw Meter Socket with Manual Bypass. Includes Factory-Installed 400 A Type LJL Circuit Breaker [33]

Main CrossBus Rating

Number of Meter Sockets

System Type

Width (in.) 23.21 23.21

Width (in.) 27.56 27.56

Cat. No.

Cat.No.

1Ø3W 120/240 Vac 2P Branch Circuit Breakers

1 2

1200A 1200A

EZML111400 EZML112400

EZMK111400

—

[24] Snap-on aluminum sealing rings supplied as standard. [25] 800 A rated Horizontal Cross Bus is standard for most configurations. 1200 A cross bus is available for most configurations and is typically noted with an X suffix. Cross bus may be Copper or Aluminum unless CU appears in the part number, as "CU "indicates all bus is copper. [26] Supplied with removable drip hood and equipped with an indoor top endwall with knockouts provided. [27] Compatible with a branch terminal box accommodating a maximum conductor size of 300 kcmil when voltage drop calculations require sizes over 2/0, see Table 1.35: Accessories, page 2 23. [28] Type QO, QO-VH and QOH branch circuit breakers (40–60 A) may be installed with use of EZM125QOA adapter kits, see page 2-23. [29] 2P Type QO (40–125 A, 10 kA max. meter center SCCR) or QO-VH and QO-H (40–60 A, 100 kA max. meter center SCCR) may be installed using EZM125QOA adapter kit, see page 2-23. [30] Supplied with bondable neutral, suitable for use as service equipment. Use main lugs terminal box type EZM-TBU for Six Disconnect Rule applications to feed this device. Supplied with copper horizontal bus bars and aluminum vertical bus bars. [31] Does not meet EUSERC 48 in. minImum / 75 in. maximum meter height requirements for outdoor installations. The bottom meter socket is 37 inches above ground when the device is mounted with the top meter socket at 75 inches above ground. EUSERC indoor requirements are 36 in. minimum / 75 in. maximum. [32] Supplied with Class 320 lever bypass meter socket. Utilizes anti-inversion clip kit MMLRK, if required, refer to page 2-23. [33] LJL circuit breaker has adjustable trip settings from 125-400 A. Use seal kit MICROTUSEAL, if required. LJL circuit breaker terminal lug kit factory-installed and accommodates (2) 2/0-500 kcmil Cu-Al per phase. Alternate lug kit AL400L61K3 for LJL circuit breaker is available, see. page 2-23.

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