Connecting External Cables - Viessmann VITOCROSSAL Installation Instructions Manual
80 to 318 kw. gas condensing boiler with matrix cylinder burner. open flue and room sealed operation
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Also See for VITOCROSSAL:
- Service instructions manual (112 pages) ,
- Installation instructions for contractors (40 pages) ,
- Installation instructions manual (40 pages)
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Connecting external cables
Information on connecting accessories
Accessory installation instructions supplied with
accessories.
0-10 V
Fig. 32
Plug 230 V~
Boiler circuit pump or butterfly valve with return
sÖ
spring (only with multi boiler system)
Rated voltage: 230 V~
Rated current: Max. 2 (1) A~
sA
Circulation pump for cylinder heating
Rated voltage: 230 V~
Rated current: Max. 2 (1) A~
40
L
N
230V~
40
20
28
96
21
1
DHW circulation pump (accessories)
sK
Rated voltage: 230 V~
Rated current: Max. 2 (1) A~
B
27
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