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ABB MMCO-2 Instruction Leaflet page 41

Multi-phase overcurrent relay

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CASE OUTLINE
1.594
(
40.49
)
-
6.063
(
154.00
)
. 563
(
14.30
)
5.563
(
141.30
)
2.781
(
70.64
)
.
250
DIA
.
(
6.35
)
4
HOLES FOR
. 190
-
32
MTG
.
SCREWS
n
T
5.219
(
132.56
)
9.688
(
246.08
)
9.063
(
230.20
)
3
-
CASE
I
i
$
\
I
*
"
T
c :
10.438
(
265.13
)
3
-
4.844
(
123.04
)
4.531
(
115.09
)
LARGE INTERNAL
AND EXTERNAL
TOOTH WASHER
i
V
%
SEMI
-
FLUSH MTG .
-
3 . 188
(
80.98
)
.
125
R
(
3.18
)
.
190
-
32
SCREW
SMRLL
EXTERNAL
TOOTH
WASHER
-
2.938
(
74.63
)
5 .
B
75
C 149.23
)
6.375
-
(
161.93
)
PROJECTION MTG .
PANEL
PANEL LOCATIONS
PANEL DRILLING OR CUTOUT FOR
TERMINAL AND MTG
.
DETRILS
PROJECTION MTG .
(
FRONT VIEW
)
FOR PROJECTION MTG .
PANEL
I
CRSE
SPACERS FOR
THIN PANELS
5
/
16
-
18
SCREW
(
FOR THICK PANELS
USE 5
/
16
-
18
STUDS
)
INTERNAL
-
EXTERNAL
-
ZVC
TOOTH WASHERS
190
-
32
SCREW
1.813
(
46.05
)
2.0
(
50.8
)
i
\
NOTE
1
.
0
PROJECTION HARDWRRE
MUST BE ORDERED
SEPARATELY .
.
594
(
15.09
)
.
563
DIH
.
(
25.4
)
2.688
*
(
68.28
)
(
14.29
)
2 HOLES
1.344
(
34
.
14
)
5.375
-
(
136.53
)
FOR THICK PANELS
USE .
190
-
32
STUDS
250
+
.
01
GC
.
397
)
,
-
0
(
6.350
)
^
T
5 ?
=
£
1 1
1.031
"
(
26.19
)
1.344
(
34.14
)
.
375
R
(
9.53
)
TYP
.
. 594
(
15.09
)
T
1.0
.
641
DIA
.
-
I
(
16.28
)
(
25.4
)
PANEL
T
3
7
5
S
1
1.813
(
46.05
)
2.0
(
50.8
)
i
DIMENSIONS IN
INCHES
(
DIMENSIONS IN
MILLIMETERS
)
10
'
2
4
'
1
TERMINAL
NUMBER
.
516
(
13.11
)
.
750
DIA
.
(
19.05
)
20
HOLES
OR 2
CUTOUTS
-
1.031
(
26.39
)
TYP
.
183
A 158
Sub 13
r
~
Figure 25
.
Outline and Drilling Plan for the MMCO Type FT
- 22 Case
ro
fo

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