4C
524
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4C EDS / EFS Series
Control Stations
DSD-SR Series Horsepower Rated Selector Switch*
30 A, 600 V; Front Operated
DSD-SR cover assembly shown
mounted to an EDS back box
Ordering Information
Switch Function Cat. # Number of Poles Number of Positions Connecting Diagram
ON/OFF
DSD SR30120 12
DSD SR30220 22
DSD SR30320 32
DSD SR30420 42
DSD SR30520 52
DSD SR30620 62 1-6 Pole
DOUBLE-THROW
without OFF
DSD SR30121 12
DSD SR30221 22
DSD SR30321 32
1-3 Pole
DOUBLE-THROW
without OFF
with electrically
isolated contacts
DSD SR30123 12
DSD SR30223 22
DSD SR30323 32
1-3 Pole
DOUBLE-THROW
with OFF
DSD SR30132 13
DSD SR30232 23
DSD SR30332 33
1-3 Pole
DOUBLE-THROW
with OFF
and electrically
isolated contacts
DSD SR30134 13
DSD SR30234 23
DSD SR30334 33
1-3 Pole
Electrical Specification
Horsepower Rating
Voltage 3PH 1PH
120 3 1.5
240 7.5 3
480 10 5
600 10 5
Maximum Current: 30 A
Heavy-duty A600 rating
Cl. I, Groups C & D
Cl. II, Groups E, F & G
Cl. III
Enclosure 3, 5 & 12
Options:
Description Suffix
Lockout for 2 position switch, handle in either position SX178
Lockout for 3 position switch, handle in either position S349
*For CEC applications only.
