Technical Data Bulletin
© 2019 Schneider Electric
All Rights Reserved
2-17
schneider-electric.us
3 Phase Branch Devices
EZ Meter-Pak™ Meter Centers
Class 4162 / Refer to Catalog 4100CT0701
3 Phase Branch Devices—NEMA 3R Construction
Table 2.24: Branch Units—3Ø Incoming and 1Ø Outgoing
System Type
Number
of Meter
Sockets
Horizontal Cross Bus
Rating [42]
and Bus Bar Material
Ring Type 5-Jaw Meter
Socket without Bypass[43]
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.)
125 A Maximum (Order Type QO, QO-VH or QOH Circuit Breakers Separately) [44] [45]
3Ø4W
208Y/120 Vac
5-Jaw-Meter Socket
2P Branch
Circuit Breakers
3
800 A Al
EZM313125 [42]
12.25
EZMR313125 [42]
12.25
EZMH313125 [42]
12.25
EZML313125 [42]
15.56
800 A Al
EZM313125M10 [46]
— — —
1200 A Cu EZM313125CUX EZMR313125CUX EZMH313125CUX EZML313125CUX
4
800 A Al
EZM314125 [42] EZMR314125 [42] EZMH314125 [42] EZML314125 [42]
800 A Al
EZM314125M10 [46]
— — —
1200 A Cu EZM314125CUX EZMR314125CUX EZMH314125CUX EZML314125CUX
5
800 A Al
EZM315125 [42] EZMR315125 [42] EZMH315125 [42] EZML315125 [42]
800 A Al
EZM315125M10 [46]
— — —
1200 A Cu EZM315125CUX EZMR315125CUX EZMH315125CUX EZML315125CUX
6
800 A Al
EZM316125 [42] EZMR316125 [42] EZMH316125 [42] EZML316125 [42]
800 A Al
EZM316125M10 [46]
— — —
1200 A Cu EZM316125CUX EZMR316125CUX EZMH316125CUX EZML316125CUX
225 A Maximum (Order Type QBP-TM, QDP-TM,QGP-TM or QJP-TM Circuit Breakers Separately) [47]
3Ø4W
208Y/120 Vac
5-Jaw-Meter Socket
2P Branch
Circuit Breakers
2
800 A Al
EZM312225 [42]
17.38
EZMR312225 [42]
17.38
EZMH312225 [42]
17.38
— —
1200 A Cu EZM312225CUX EZMR312225CUX EZMH312225CUX — —
3
800 A Al
EZM313225 [42] EZMR313225 [42] EZMH313225 [42]
— —
1200 A Cu EZM313225CUX EZMR313225CUX EZMH313225CUX — —
4
800 A Al
EZM314225 [42] EZMR314225 [42] EZMH314225 [42]
— —
1200 A Cu EZM314225CUX EZMR314225CUX EZMH314225CUX — —
5
1200 A Al/Cu EZM315225 EZMR315225 EZMH315225 — —
1200 A Cu EZM315225CU EZMR315225CU EZMH315225CU — —
6
1200 A Al/Cu EZM316225 EZMR316225 EZMH316225 — —
1200 A Cu EZM316225CU EZMR316225CU EZMH316225CU — —
1200 A Al/Cu EZM316225CA EZMR316225CA EZMH316225CA — —
Table 2.25: Branch Units—225 A Maximum Commercial
System Type
Number
of Meter
Sockets
Horizontal
Cross Bus
Rating and Bus
Bar Material
Ringless Type Meter Socket
without Bypass
Ringless Type Meter Socket
with Lever Bypass and Jaw
Release
Ring Type Meter Socket with
Test Block Bypass. Meets
EUSERC Requirements
Cat. No.
Width
(in.)
Cat. No.
Width
(in.)
Cat. No.
Width
(in.)
EZML313225
EZMT311225
EZMT311225
Without Cover
3Ø Incoming and 1Ø Outgoing [48] (Order Type QBP-TM, QDP-TM,QGP-TM or QJP-TM circuit breakers separately) [49]
3Ø4W
208Y/120 Vac
5-Jaw
Meter
Sockets
2P
Branch
Circuit
Breakers
1 1200 A Al/Cu — — — —
EZMT311225 [50]
22.42
2
1200 A Al/Cu — — EZML312225
19.44
EZMT312225 [50]
22.42
1200 A Cu — — EZML312225CU — —
1200 A Al/Cu — —
EZML312225D [44]
— —
3
1200 A Al/Cu — — EZML313225
19.44
EZMT313225 [50][51]
22.42
1200 A Cu — — EZML313225CU — —
1200 A Al/Cu — —
EZML313225D [44]
— —
4
1200 A Al/Cu — — EZML314225
19.44
—
—
1200 A Cu — — EZML314225CU —
1200 A Al/Cu — —
EZML314225D [44]
—
3Ø Incoming and 3Ø Outgoing (Order QBP-TM, QDP-TM, QGP-TM or QJP-TM circuit breakers separately, see [49]
3Ø4W
240/120 Vac
Delta
or
208Y/120 Vac
7-Jaw
Meter Socket
3P
Branch
Circuit
Breakers
1
1200 A Al/Cu — — EZML331225
19.44
EZMT331225 [50]
22.42
1200 A Cu — — EZML331225CU — —
1200 A Al/Cu — —
EZML331225D [44]
— —
2
1200 A Al/Cu EZMR332225
19.44
EZML332225
19.44
EZMT332225 [50]
22.42
1200 A Cu EZMR332225CU EZML332225CU — —
1200 A Al/Cu —
EZML332225D [44]
— —
3
1200 A Al/Cu EZMR333225
19.44
EZML333225
19.44
EZMT333225 [50][51]
22.42
1200 A Cu EZMR333225CU EZML333225CU — —
1200 A Al/Cu —
EZML333225D [44]
— —
4
1200 A Al/Cu EZMR334225
19.44
EZML334225
19.44
—
—
1200 A Cu EZMR334225CU EZML334225CU —
1200 A Al/Cu —
EZML334225D [44]
—
2
METERING EQUIPMENT
[42] For 1200 A main cross bus, add suffix “X” to catalog number. Example: EZMR313125X.. Allow 6 weeks for delivery.
[43] Snap-On aluminum sealing rings supplied as standard.
[44] Supplied with removable drip hood and equipped with an indoor top endwall with knockouts provided.
[45] 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-
21.
[46] Distance between meter sockets as measured from centerline to centerline is 10 inches.
[47] 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 2-21.
[48] For 240/120 Vac Delta Systems add Suffix “CA” to catalog number (Example: EZM314125CA). All meter sockets are phased A and C only. Price remains the same as the base catalog
number. Order only branch units, not stocked in PDS (6-week delivery).
[49] 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, refer to .
[50] 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.
[51] 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.
For 400 A maximum Commercial Branch Units, see page 2-18.
5/15/2019