Spec Sheet
POWERCOMMAND
®
OTEC TRANSFER SWITCH SPEC SHEET
For more information, please contact your local Cummins distributor or visit cummins.com
Our energy working for you.™
S-1639 PD00000511 Rev. 12/21
©2021 Cummins Inc.
All rights reserved. Cummins is a registered trademark of Cummins Inc. PowerCommand, AmpSentry, InPower and “Our energy working for you.” are trademarks
of Cummins Inc. Other company, product, or service names may be trademarks or service marks of others. Specications are subject to change without notice.
SUBMITTAL DETAIL
Model
125 A
225 A
400, 600 A
Poles
A028 Poles – 3 (solid neutral)
Application
A035 Utility-to-genset
Frequency
A044 60 Hz
Phase
A041 single phase, 2-wire or 3-wire
A042 three phase, 3-wire or 4-wire
Voltage ratings
R021 208V
R023 240V
R026 480 V
Enclosure
B001 Type 1: Indoor use, provides some protection
against dirt (similar to IEC type IP30)
B002 Type 3R: Intended for outdoor use, provides
some protection from dirt, rain and snow (similar
to IEC type IP34
Standards
A046 UL 1008/CSA certication
Control voltage
M033 12V, Genset starting voltage
Warranty
G009 1-year, comprehensive
Accessories
AC-170 Accessories specication sheet
CODES AND STANDARDS
All switches are UL 1008 Listed
with UL 50E Type Rated cabinets
and UL Listed CU-AL terminals.
NEC
®
Suitable for use in emergency, legally required and
Standby and Critical Operations Power Systems
(COPS) applications per NEC 700, 701, 702 and 708.
All switches comply with NEMA ICS 10.
ISO
®
All switches are designed and manufactured
in facilities certified to ISO 9001.
All switches are certified to CSA C22.2
No. 178.1 switching of electrical energy
in emergency or other systems, up to
600 VAC and 4 kA.
EMC
Display controllers meet the following
Electromagnetic Compatibility (EMC) standards:
EN 61000-6-2 Generic Immunity Standard
for the Industrial Environment.
EN 61000-6-4 Generic Emission Standard
for the Industrial Environment.
All switches comply with IEEE 446
Recommended Practice for Emergency
and Standby Power Systems.
All switches comply with NFPA 70,
99 and 110 (Level 1).