11
400
500
900
300
400
B
K
H
G
E
C
D
F
A
H
C
G
E
D
B
K
A
Heat pump
B
Concrete foundation (300 mm thick)
consisting of:
■ Concrete slab C25/30, BSt 500 S
and M
■ Reinforcement with all-round wire
mesh made of Q 257 A
C
KG conduit DN 100 for power cable
400 V/50 Hz (on site)
D
KG conduit DN 100 for connecting
cables to the heat pump control unit
(on site): Control cable 230 V~, LV
cable < 42 V
E
Hydraulic connection set (acces-
sory): Hydraulic connection lines for
heating water flow and heating
water return
F
Hydraulic connections on the heat
pump (heating water flow and heat-
ing water return)
G
Condensate drain DN 40 (on site)
H
Soft ground, gravel or crushed stone
K
Frost protection (compacted
crushed stone, e.g. 0 to 32/56 mm);
layer thickness subject to local
requirements and standard rules of
building engineering
Preparing for installation
Siting requirements
(cont.)
5516 436 GB
Installation
