1 Phase Branch Devices

Class 4161 / Refer to Catalog 4100CT0701

1 Phase Branch Devices—NEMA 3R Construction

Branch Units—1Ø Incoming and 1Ø Outgoing

 

System
Type

Number of Meter Sockets

Horizontal Cross Bus Rating and Bus Bar Material

Ring Type 4-Jaw Meter Socket
without Bypass [1]

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

Cat. No

Width
(in.)

Cat. No

Width
(in.)

Cat. No

Width
(in.)

Cat. No

Width
(in.)

EZMH114125

125 A Maximum (Order Type QO, QO-VH or QOH Circuit Breakers Separately) [2] [3]

1Ø3W

120/240 Vac

2P Branch
Circuit Breakers

3

800 A Al

EZM113125 [4]

12.25

EZMR113125 [4]

12.25

EZMH113125 [4]

12.25

EZML113125 [4]

15.56

1200 A Cu

EZMR113125CUX

EZML113125CUX

4

800 A Al

EZM114125 [4]

EZMR114125 [4]

EZMH114125 [4]

EZML114125 [4]

1200 A Cu

EZM114125CUX

EZMR114125CUX

EZMH114125CUX

EZML114125CUX

5

800 A Al

EZM115125 [4]

EZMR115125 [4]

EZMH115125 [4]

EZML115125 [4]

1200 A Cu

EZM115125CUX

EZMR115125CUX

EZMH115125CUX

EZML115125CUX

6

800 A Al

EZM116125 [4]

EZMR116125 [4]

EZMH116125 [4]

EZML116125 [4]

1200 A Cu

EZM116125CUX

EZMR116125CUX

EZML116125CUX

225 A Maximum Branch Units (Order Type QBP-TM, QDP-TM, QGP-TM or QJP-TM Circuit Breakers Separately) [5]

1Ø3W

120/240 Vac

2P Branch
Circuit Breakers

2

800 A Al

EZM112225 [4]

17.38

EZMR112225 [4]

17.38

EZMH112225 [4]

17.38

3

800 A Al

EZM113225 [4]

EZMR113225 [4]

EZMH113225 [4]

1200 A Cu

EZM113225CUX

4

800 A Al

EZM114225 [4]

EZMR114225 [4]

EZMH114225 [4]

1200 A Cu

EZM114225CUX

EZMR114225CUX

EZMH114225CUX

5

1200 A Al/Cu

EZM115225

EZMR115225

EZMH115225

1200 A Cu

EZM115225CU

EZMR115225CU

6

1200 A Cu

EZM116225

EZMR116225

EZMH116225

Branch Units—225 A Maximum Commercial
(Order Type QBP-TM, QDP-TM, QGP-TM or QJP-TM Circuit Breakers Separately) [6]

 

System Type

Number
of Meter
Sockets

Horizontal Cross Bus
Rating and Bus Bar
Material

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

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

Cat. No.

Width
(in.)

Cat. No.

Width
(in.)

EZMT111225

EZML113225

1Ø3W

120/240 Vac

2P Branch Circuit Breakers

1

1200 A Al/Cu

EZML111225

19.44

EZMT111225 [7]

22.42

1200 A Al/Cu

EZML111225D [2]

2

1200 A Al/Cu

EZML112225

19.44

EZMT112225 [7]

22.42

1200 A Al/Cu

EZML112225D [2]

3

1200 A Al/Cu

EZML113225

19.44

EZMT113225 [7] [8]

22.42

4

1200 A Al/Cu

EZML114225

19.44

1200 A Cu

EZML114225CU

1200 A Al/Cu

EZML114225D [2]

 

Branch Units—400 A Maximum Commercial

System Type

Number of Meter Sockets

Main
Cross Bus
Rating
and Bus Bar
Material

Ringless Type 5-Jaw Meter Socket
with Lever Bypass and Jaw Release.
Includes Factory-Installed 400 A Type LJL Circuit Breaker [9] [10]

Ringless Type K Bolt-on
4-Jaw Meter Socket with Manual Bypass.
Includes Factory-Installed 400 A Type LJL Circuit Breaker [10]

Cat. No.

Width
(in.)

Cat. No.

Width
(in.)

1Ø3W

120/240 Vac

2P Branch Circuit Breakers

1

1200 A Cu

EZML111400

23.21

EZMK111400

27.56

2

1200 A Cu

EZML112400

23.21

27.56

Footnotes

  1. Snap-on aluminum sealing rings supplied as standard.
  2. Supplied with removable drip hood and equipped with an indoor top endwall with knockouts provided.
  3. 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.
  4. For 1200 A main cross bus add suffix “X” to catalog number (Example: EZM314125X). Allow 6 weeks for delivery.

  5. Type QO, QO-VH and QOH branch circuit breakers (40–60 A) may be installed with use of EZM125QOA adapter kits, see Tenant Circuit Breakers.

  6. 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 Tenant Circuit Breakers.

  7. 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.

  8. 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.

  9. Supplied with Class 320 lever bypass meter socket. Utilizes anti-inversion clip kit MMLRK, if required, refer to Tenant Circuit Breakers.

  10. 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. Tenant Circuit Breakers.

Was this helpful?