Baxi RZNK50 Installations- Und Hilfehandbuch Seite 135

Length of refrigerant connections
Note: All the requirements below should be met at the same time:
Maximum distance of
connections (m)
Maximum height
difference (m)
Max. distance with
precharge (m)
Additional charge
(g/m)
Refrigerant adjustment: lf total pipe length exceeds
(R410A) change is required. (The outdoor unit is charged with refrigerant for total
pipe length up to 8m).
RZT50 RZT70
L 20 30
H 15 15
P 8
C 20 50
RZT100
30
15
8 8
50
13
RZT120 RZT140
30 50
15 30
8 8
50 50
8m, additional refrigerant
RZT160
50
30
8
50