ABB OTA125 User manual

M8
4,0 Nm
Aluminum enclosed safety switch/switch-disconnector
OTA125-600, OKA125-600
Installation instruction
34OTA-OKA125-600 / rev. C / 1SCC340167M0203
1
Type A B C D E F G H J K
OTA/OKA125-160
OTA/OKA200-400
OTA/OKA600
459
519
619
431
491
591
364
424
524
519
615
752
586
682
819
614
710
847
656
752
890
425
485
585
196
208
251
152
162
205
Product dimensions and fixing dimensions.
2
Cut holes according to cable
size in cable glands.
3
4
Cable position to be adjusted
and tightened with cable
clamps.
The red shock absorbers shall
not be removed or replaced
with any other parts. Damaged
pipes must be replaced.

9
6
5
Wiring diagram for OTA/OKA125-600. Tightening torques.
1
1
1
OTA/OKA125-160
OTA/OKA200-400
OTA/OKA600
M8
M10
M12
22 Nm
45 Nm
77 Nm
7
OTA/OKA125-600 connection bar mounting.
8
Connection bar lugs can be
mounted only on top of
connection bars.
Connection bar lug maximum space.
A
A
A
OTA/OKA125-160
OTA/OKA200-400
OTA/OKA600
32 mm
36 mm
41 mm
EMC cable coupling. Grounding
points marked with yellow.
10
OTA/OKA125-160 / 1NO+1NC
OTA/OKA200-600 / 2NO+2NC
43 31
44 32
13 21
14 22

14
OTA/OKA 125-400 OZXB_ mountable on top
of connection bars with provided lock bolts.
11
12
Handles lockable in OFF-position. Handles
lockable in ON-position are available on
request.
List of OZXB connection terminal types
compatible with OTA/OKA types.
OZXB-types that fit
OTA/OKA125-160
OTA/OKA200-400
OTA/OKA600
OZXB2L
OZXB9
OZXB4*
OZXB8 OZXB9
A06332
Ø5...10 mm
N
O
I
O
O
F
F
N
O
I
O
O
F
F
N
O
I
O
O
F
F
! !
2
3
2
13
*OTA/OKA 600 OZXB4 mountable under
connection bars only for clearance to
enclosure cover.
Standard M12 hex bolt must be used when
mounting terminal under connection bar.
Pay special attention!

For more information please contact:
ABB Oy, Protection and Connection
P.O. Box 622, FI-65101 Vaasa, Finland
new.abb.com/low-voltage
C
Z
Protected by ABB Oy, Protection and Connection, Vaasa, Finland