ALPHA Distribution Boards and Terminal Blocks

ALPHA 8HP Molded-Plastic Distribution Systems
Dimensional Drawings
Single enclosures
Meter enclosures
ISO meter support plates
© Siemens AG 2010
560
150
280
420
214
150
214
280
50
50
255
I2_12297
8HP6 111, for enclosure size 2.5
255
I2_12298
8
Enclosures with main and EMERGENCY-STOP switches
Connection compartments for integrated switch disconnectors
8HP6 112, for enclosure sizes 3 and 4
For dimensional drawings for meter enclosure accessories,
see page 8/51.
I2_12315a
a b
Type
3KA50
3KA53
3KA55
3KA57
3KE42
3KE43
Dimensions
a
95
95
85
85
55
55
b
125
95
85
85
55
55
I2_12316a
b
a
Type
3KA52
3KE43
3KE44
3KE45
Dimensions
a
285
285
255
250
b
130
130
100
95
Enclosure size 2 Enclosure size 3
Enclosures with assembly kits for load break and parallel switches
Mounting options for 3KE switch disconnectors
I2_12324
a
b
I2_12325a
a b
Type
3KE42
3KE43
3KE44
Dimensions
a b
90 330
90 330
55 295
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
b
a
I2_12320a
Switch
type
3KA50, 3KL50
3KA53, 3KL52
3KA57, 3KL55
3KE42, 3KE43
3KE42, 3KE43
3KE44, 3KE45
3KE changeover
contact
8HP4 11.
Enclosure
size
2
2
2
2
3
3
4
3 or 4
Intermediate
frames
--
--
--
--
1
1
2
1
Operating
mechanism a b
Knob 36 mm
Knob 62 mm
Handle 140 mm
Handle 140 mm
Handle 140 mm
Handle 200 mm
Double handle 280 mm
Double handle 280 mm
300
300
322
322
350
350
442
350
232
232
232
232
260
260
352
260
8/50 Siemens ET A1 · 10/2009