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ALPHA 8HP Molded-Plastic Distribution Systems
Dimensional Drawings
Single enclosures
9/52
Siemens ET A1 · 10/2008
9
Meter enclosures
ISO meter support plates
8HP6 111, for enclosure size 2.5
8HP6 112, for enclosure sizes 3 and 4
For dimensional drawings for meter enclosure accessories, see page
9/53.
Enclosures with main and EMERGENCY-STOP switches
Connection compartments for integrated switch disconnectors
Enclosure size 2
Enclosure size 3
Enclosures with assembly kits for load break and parallel switches
Mounting options for 3KE switch disconnectors
The mounting plate has boreholes for 2 PEN terminals each, either 8JK4 04 (150 mm
2
) or 8JK4 06 (240 mm
2
).
Enclosures with main and EMERGENCY-STOP switches, with switch disconnectors with fuses and with circuit-breakers
255
I2_12297
150
214
280
420
50
255
I2_12298
150
214
280
560
50
I2_12315
a
b
Type a
b
3KA50 95 125
3KA53 95
95
3KA55 85
85
3KA57 85
85
3KE42 55
55
3KE43 55
55
I2_12316
a
b
Type a
b
3KA52 285 130
3KE43 285 130
3KE44 255 100
3KE45 250 95
I2_12324
a
b
I2_12325
a
b
Type a
b
3KE42 90 330
3KE43 90 330
3KE44 55 295
I2_12320
a
b
Switch
type
Enclosure
size
Intermedi-
ate
frames
Operating
mechanism
a
b
3KA50, 3KL50 2
--
Knob
36 mm 300
232
3KA53, 3KL52 2
--
Knob
62 mm 300
232
3KA57, 3KL55 2
--
Handle
140 mm 322
232
3KE42, 3KE43 2
--
Handle
140 mm 322
232
3KE42, 3KE43 3
1
Handle
140 mm 350
260
3KE44, 3KE45 3
1
Handle
200 mm 350
260
3KE changeover
contact
4
2
Double
handle
280 mm 442
352
8HP4 11.
3 or 4 1
Double
handle
280 mm 350
260
© Siemens AG 2008
