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ALPHA 8HP Molded-Plastic Distribution Systems
Single Enclosures
Assembly kits for
load break and parallel switches
9/25
Siemens ET A1 · 10/2008
* You can order this quantity or a multiple thereof.
9
■
Overview
Assembly kit for load break switches, 250 A to 630 A
Assembly kit for parallel switches, 500 A to 1000 A
1)
Values in brackets apply to parallel switches. For thermal reasons the rated
operational current is reduced to approximately 80 % of the rated current.
■
Selection and ordering data
For accessories, see page 9/28 ff.
Enclosure
size
Rated current
I
n
Rated opera-
tional current
I
e
Switch disconnector/
main conductor con-
nection
Individual components
Enclosure base
parts/covers/
intermediate frames
Switch
disconnectors
Assembly kits
Type
A
A
Type
Type
4
250
250
3KE42
8HP1 104
2 × 3KE42 30-0AA With changeover contact
mechanism
or
with shifting linkage for paral-
lel switching
8HP5 458
8HP5 457
(500)
1)
(500)
1)
8HP1 204
1 × 150 mm
2
2 × 8HP1 284
400
400
3KE43
8HP1 104
2 × 3KE43 30-0AA With changeover contact
mechanism
or
with shifting linkage for paral-
lel switching
8HP5 458
8HP5 457
(800)
1)
(630)
1)
8HP1 204
2 × 150 mm
2
2 × 8HP1 284
630
630
3KE44
8HP1 104
2 × 3KE44 30-0AA With changeover contact
mechanism
or
with shifting linkage for paral-
lel switching
8HP5 458
8HP5 457
(1260)
1)
(1000)
1)
8HP1 204
2 × 240 mm
2
2 × 8HP1 284
Version
DT Order No.
Price
per PU
PU PS*/
P. unit
PG
Unit(s) Unit(s)
Assembly kits for load break switches and parallel switches
Versions
• Enclosure base parts
A
8HP1 104
1
1
046
• Covers
A
8HP1 204
1
1
046
• Intermediate frames
A
8HP1 284
1
1
046
• Switch disconnectors
- 250 A (500 A)
1
)
B
3KE42 30-0AA
1
1
103
- 400 A (800 A)
1)
B
3KE43 30-0AA
1
1
103
- 630 A (1260 A)
1)
B
3KE44 30-0AA
1
1
103
• Assembly kits
- With changeover contact mechanism
2)
A
8HP5 458
1
1
046
- With shifting linkage for parallel switching
A
8HP5 457
1
1
046
Note
• The assembly kit must be ordered as individual components (enclosure base,
covers, 2 x intermediate frames, 2 x 3KE switch disconnectors and required
assembly kit).
• The switches must be connected using copper busbars or NYA cables.
• The "break-before-make" version of the changeover contact is supplied.
Footnote
1)
Values in brackets apply to parallel switches. For thermal reasons the rated
operational current is reduced to approximately 80 % of the rated current.
2)
The "break-before-make" version of the changeover contact is supplied. If
the "make-before-break" version is required, the Order No. must be supple-
mented with
"-Z"
and
"make-before-break"
specified in plain text.
© Siemens AG 2008
