568-569.qxp
12/16/2013
4C
4:28 PM
Page 568
OAC Series Pushbutton Stations
and Heavy Duty Selector Switches
600 VAC Standard
Factory Sealed†
4C
Ordering Information - Pushbutton Stations
Normal Pos. 1 Circuit
Universal
2 Circuits
Universal
2 Circuits
Universal
Single
Replacement
ED21
Pushbuttons
Diagram
Double
Single
Operating
Both Buttons Double
ED22
ED22
Hub Size
Cat. #
Cat. #
/4
1
OAC2101 ➀ OAC2133 ➀ OAC2139 ➀ OAC2103 ➀
OAC3101 ➀ OAC3133 ➀ OAC3139 ➀ OAC3103 ➀
Oper.
Handles
3
2 Circuits*
Cl. I, Div. 1 & 2, Groups A, B, C, D
Cl. II, Div. 1, Groups E, F, G
Cl. II, Div. 2, Groups F, G
Cl. III
NEMA 3, 4, 7ABCD, 9EFG, 12
With momentary left handle and maintained right handle. For
momentary "START", maintained "STOP" and similar applications.
Normal Pos.
Diagram
3
/4
1
Cat. #
2 Circuit Universal
Enclosure with Pushbuttons
Hub Size
Cat. #
ED22*
OAC2291 ➀
OAC3291 ➀
Cat. #
➀ If desired, markings on indicating plates may be added to catalog
number. Select from the list of standard markings below:
OFF
RESET
LIGHT ON
START
RUN
TRIP
HAND
STOP
JOG
TEST
AUTOMATIC
ON
OPEN
DOWN
RAISE
EMERGENCY
CLOSE
IN
LOWER
FORWARD
UP
OUT
REVERSE
†Factory sealed for Class I, Div. 1 & 2, Groups B, C, D
*Two universal contact blocks, must be wired as two circuits, one normally open and one normally closed.
568
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