Cut Sheet

4C
533
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©
2013 Eaton’s Crouse-Hinds Business
4CEDS / EFS Series Control Stations
Fully Assembled EDS Factory Sealed
Selector Switches
Maintained Contact, 600VAC Heavy Duty
Cl. I, Div. 1 & 2, Groups B*, C, D
Cl. II, Div. 1, Groups E, F, G
Cl. II, Div. 2, Groups F, G
Cl. III
NEMA 3, 7B*CD, 9EFG
Explosionproof
Dust-Ignitionproof
Raintight
Wet Locations
Furnished with pushbuttons, cam actuated by a maintained contact selector mechanism to operate in the sequences shown in the diagrams
below. Specify indicating plate markings. See table
below listings.
EDS11273
Ordering Information - Single Gang
Enclosure with Switch
Style Position 1 Position 2 Position 3
Replacement
Contact
Blocks†
Hub
Size
Dead End
Cat. #
Through Feed
Cat. #
Two-Position,
Two-Circuit
ED11
1
/
2
EDS11271 ➀ EDSC11271 ➀
3
/4 EDS21271 ➀ EDSC21271 ➀
1 EDS31271 ➀ EDSC31271 ➀
Two-Position,
Four-Circuit
ED12
1
/2 EDS11272 ➀ EDSC11272 ➀
3
/4 EDS21272 ➀ EDSC21272 ➀
1 EDS31272 ➀ EDSC31272 ➀
Three-Position,
Two-Circuit ‡
ED11
1
/2 EDS11273 ➀ EDSC11273 ➀
3
/4 EDS21273 ➀ EDSC21273 ➀
1 EDS31273 ➀ EDSC31273 ➀
Three-Position,
Four-Circuit ‡
ED12
1
/2 EDS11274 ➀ EDSC11274 ➀
3
/4 EDS21274 ➀ EDSC21274 ➀
1 EDS31274 ➀ EDSC31274 ➀
ED12
1
/2 EDS11275 ➀ EDSC11275 ➀
3
/4 EDS21275 ➀ EDSC21275 ➀
1 EDS31275 ➀ EDSC31275 ➀
➀ If desired, markings on indicating plates may be added to catalog
number. Select from the list of standard markings below:
Two-Position
RUN, JOG FAST, SLOW IN, OUT
HAND, AUTOMATIC OPEN, CLOSE RAISE, LOWER
FORWARD, REVERSE UP, DOWN START, STOP
ON, OFF
Three-Position
RUN, OFF, JOG 1, OFF, 2
HAND, OFF, AUTOMATIC OPEN, OFF, CLOSE
FORWARD, OFF, REVERSE UP, OFF, DOWN
FAST, OFF, SLOW
Dimensions
see page 526
*For Class I, Group B: Consider using EFS series selector switches, see page 534. All enclosures listed above can be modified for Class I, Group B, Div. 1 usage. Add suffix GB
to the Cat. No. Seals must be installed within 1
1
/2" of each conduit opening in Division 1. These products are suitable for Group B, Div. 2 as listed, without external seals. In Canada, for
Group B applications consult factory.
† For replacement contact blocks, see page 571.
‡ Suffixes S634 or S635 may be used on these catalog numbers. See page 525 for explanation of options.