Biddle HR 25 - Connecting Components to Electronics Module

INSTALLATION HEAT RECOVERY UNIT
en-20
en
Pay attention to the following installation criteria:
- Make sure the drainage pipe has a drop of at least 1:50.
- Fit the drainage pipe with a trap with dimensions
as
sho
wn in the illustration. Fill this with water before the
unit is used for the first time.
Caution:
c The trap must always be filled with water.
2. Cap off other connection points.
Caution:
c If the connection points are not shut off, water may
run out of the unit.
2.6 Connecting components to electronics module
1. Connect the various unit components to the electronics
mod
ule in accordance with the wiring diagram:
Note:
n Some components are optional (accessories).
- supply fan module :
- p
ower supply: X1 1 (via cable gland in box)
-
control system + input valve: 2
- extract fan module :
- p
ower supply: X1 3 (via cable gland in box)
- con
trol system: 4
- recirculation damper module : 5
-heat exchanger module :
- b
y-pass damper: 6
- p
ressure difference meter: 7
-temperature sensors: 8
- fresh air filter module : 9
See also:
1.3.3 "Symbols on the unit" on page 7
A 160 mm
B 110 mm