Technical Data Bulletin

ManualsBrandsSquare D ManualsElectrical125-Amp Ringless Overhead/Underground Meter Socket

2-15

schneider-electric.us

3 Phase Main Devices

EZ Meter-Pak™ Meter Centers

Class 4162 / Refer to Catalog 4100CT0701

3Ø4W 208Y/120 Vac or 240/120 Vac Delta EZ Meter-Pak™ Meter

Centers—3Ø Indoor/Rainproof, UL Listed

1200 A Main CB/Fusible Switch Devices come Standard with 2-STEP Removable

Service Entrance Endwalls

Select EZM meter center short circuit current rating from Table 2.16. Using this table as a

reference, make the following selections:

1. Select 3Ø EZM main device below with an equal or higher short circuit rating than

the application from Table 2.22 and Table 2.23.

2. Select EZM 3Ø branch units from , Table 2.25, and Table 2.26.

3. Select proper 2P type QO, QO-VH, QOH, QBP-TM, QDP-TM, QGP-TM or QJP-TM

or 3P QBP-TM, QDP-TM, QGP-TM or QJP-TM branch circuit breakers for use as

tenant mains in branch unit; from Table 2.33 and Table 2.34.

4. Select accessories as required, from page 2-21.

5. Dimensions see page 2-22.

3 Phase Main Devices—NEMA 3R Construction

Table 2.22: 3Ø Main Devices

Ampere

Rating

Service

Feed

Horizontal Cross

Bus Rating and Bus

Bar Material

Cat. No.[31]

Width

(in.)

Factory-Installed Line Side

Lug (Conductors per Phase

and Neutral) Wire Size (AWG–

kcmil)

EZM31200FST

Main Circuit Breakers (3Ø Incoming and 3Ø Outgoing)

65 kA Short Circuit Current Rating (400–1600 A Max.), 100 kA Short Circuit Current Rating (2000 A Max.)

Short Circuit Rating

65 kA 100 kA

400 OH/UG

400 A, Al

EZM3400CB — 18.66

(1) 1–600 or (2) 1–250

600 OH/UG

600 A, Al

EZM3600CB — 18.66

(3) 3/0–500

800 OH/UG

800 A, Al

EZM3800CB — 18.66

(3) 3/0–500

1000 OH/UG

1200 A, Al

EZM31000CB — 18.66

(3) 3/0–500

1200 OH

1200 A, Al

EZM31200GCBT [32] EZM31200JCBT [32]

23.69

(4) 3/0-500

1200 UG

1200 A, Al

EZM31200GCBU [33] [32] EZM31200JCBU [33] [32]

23.69

(4) 3/0-500

1600 OH/UG

1200 A, Al/Cu

EZM31600GCBC[32] [34] EZM31600JCBC[32] [34]

30.19

(6) 1/0–750 or (12) 1/0–250

1600 UG

1200 A, Al/Cu

EZM31600GCBU [32][34] EZM31600JCBU [32][34]

30.19

6 (Order Lugs Separately)

2000 OH/UG

1200 A, Al/Cu

—

EZM32000CB [34]

30.19

(6) 1/0–750 or (12) 1/0–250

2000 UG

1200 A, Al/Cu

—

EZM32000CBU [34]

30.19

6 (Order Lugs Separately)

Main Fusible Switches (3Ø Incoming and 3Ø Outgoing) Requires 300 Vac Class T Fuses (Order Separately)

400 OH/UG

400 A, Al

— EZM3400FS 18.66

(1) 1–600 or (2 )1–250

600 OH/UG

600 A, Al

— EZM3600FS 18.66

(3) 3/0–500

800 OH/UG

800 A, Al

— EZM3800FS 18.66

(3) 3/0–500

1200 OH

1200 A, Al

— EZM31200FST 23.69

(4) 3/0–500

1200 UG

1200 A, Al

—

EZM31200FSB [33]

23.69

(4) 3/0-500

Main Lug Terminal Boxes (3Ø Incoming and 3Ø Outgoing)

225 OH/UG

800 A, Al

—

EZM3225TB [35]

11.66

(1) 4–300

400 OH/UG

800 A, Al

—

EZM3400TB [36]

17.15

(2) 3/0–500

600 OH/UG

800 A, Al

—

EZM3600TB [36]

17.15

(2) 1/0–750 or (4) 1/0–300

800 OH/UG

800 A, Al

—

EZM3800TB [36]

18.66

(4) 3/0–500

800 OH/UG

800 A, Cu

—

EZM3800TBCU [36] [37]

24.08

(4) 3/0–500

1600 OH/UG

1200 A, Al/Cu

—

EZM31600TB [34] [37] [36]

22.48

(6) 1/0-600 or (12) 1/0-300

2000 OH/UG

1200 A, Cu

—

EZM32000TB [36]

30.19

6 (Order Lugs Separately)

Main Circuit Breakers (3Ø Incoming and 3Ø Outgoing) with Energy Reduction Maintenance Switch (ERMS)

1200 OH

1200 A, Cu

EZM31200GCBTMS EZM31200JCBTMS 23.69

(4) 3/0–500

1200 UG

1200 A, Cu

EZM31200GCBUMS EZM31200JCBUMS 23.69

(4) 3/0–500

1600 OH/UG

1200 A, Cu

EZM31600GCBCMS EZM31600JCBCMS 30.19

(6) 1/0–750 or (12) 1/0–250

1600 UG

1200 A, Cu

EZM31600GCBUMS EZM31600JCBUMS 30.19

6 (Order Lugs Separately)

2000 OH/UG

1200 A, Cu

EZM32000CBMS — 30.19

(6) 1/0–750 or (12) 1/0–250

2000 UG

1200 A, Cu

EZM32000CBUMS — 30.19

6 (Order Lugs Separately)

METERING EQUIPMENT

[31] Does not meet EUSERC requirements.

[32] Ampere rating of the circuit breaker supplied with this device can be changed to a LOWER value in the field by changing the setting on the circuit breaker.

[33] For field installed Lug Landing Kit order catalog number EZM1200ULL.

[34] Supplied with copper horizontal bus bars and aluminum vertical bus bars.

[35] 225 A terminal box supplied with isolated neutral that cannot be bonded.

[36] Terminal box is suitable for use on LINE or LOAD side of service equipment. Supplied with isolated neutral and provided with neutral bonding kit for use as required. Refer to page 2-11 for

appropriate short circuit current ratings.

[37] Feed-thru lug kit available, see Table 2.35

5/15/2019