Installation Guide

13
Load Center Selection & Application Guide |
Generator Ready Load Centers
1-Phase, 3-WIre SN, 120/240Volts AC
Generator Ready Load Centers
The Siemens generator ready load center can save thousands
of dollars in future generator installation expenses while
keeping initial expenses to a minimum. Works with an
automatic standby generator or a portable generator.
Load Center Features
n UL Listed
n Indoor Type 1 and outdoor Type 3R
n 225A max rated
n Flush or surface mounting
n Fits between standard stud centers
n Tin plated copper bus bars
n 22 kAIC rated
n 120/240V ~
n Main lug – convertible to main breaker with addition of
MBK150A, MBK200A, or MBK225A
n Main breaker – convertible to main lug with use of lug kit
part no. ECMLK225
n Installation of transfer mechanism can be performed at time
of generator installation.
Automatic transfer switch features:
n UL Listed
n Operates automatically when connected to generator
n Transfers load from utility to generator and back to utility
n Transfer switch (sold separately)
catalog number: GENTFRSWTCH
a
Indoor Enclosure – NEMA Type 1
Amp
Rating
No. of
Spaces

No. of
Circuits

Catalog Number
Dimensions (inches)
Height Width Depth
200 30 42 G3042B1200GEN 42 14.25 4
225 30 42 G3042L1225GEN 42 14.25 4
Outdoor Enclosure – NEMA Type 3R
Amp
Rating
No. of
Spaces

No. of
Circuits

Catalog Number
Dimensions (inches)
Height Width Depth
200 30 42 W3042B1200GEN 42 14.63 4
225 30 42 W3042L1225GEN 42 14.63 4
a
Q2125S provided with GENTFRSWTCH for use with auto-
matic transfer mechanism.
GENTFRSWTCH
NEMA 1
NEMA 3R

2 spaces and 2 circuits are reserved for
standby generator installation.

Field install breaker for voltage sensing
required.