Maico PP 45 O, Operating Instructions Manual, Page: 41 / 116

Overview of PPB 30
41
PPB 30 ventilation units/slide-in modules
14 PP 45 HYI humidity sensor (optional)
20 - 23 Fan unit
20 Slide-in sleeve, incl. 2 fans and dif-
fusers
21 Ceramic heat exchanger
22 Profile seal
23 Fluid distributor slide-in module
24 Internal cover with sealing mat [25]
26 Electronics cover
27 PPB 30 K electronic circuit board
27.1 Connector bush Fan1/Fan2
27.2 DIP switch for unit addressing (0 =
unit 1 / 1 = unit 2 / 2 = unit 3)
27.3 Connection terminal, 4-pin
(RLS 45 K)
27.4 Connection terminal, 2-pin (button/
switch for exhaust air mode/intermit-
tent ventilation)
27.5 Humidity sensor
28 PPB 30 O electronic circuit board
28.1 Connector bush Fan1/Fan2
28.2 Connection terminal, 4-pin (12 V
control cable RLS 45 O / RLS 45 K)
29 PPB 30 RC electronic circuit
board
29.1 Connector bush Fan1/Fan2
29.2 Connection terminal, 3-pin
(PPB 30 RC) connection terminal, 2-
pin (button for exhaust air mode/in-
tensive ventilation)
29.3 Humidity sensor
30 Internal housing
31 G3 air filter
32 Cable grommet
33 Internal cover of fluid distributor
34 Centring ring
35 Extension (standard 200 mm, op-
tional 500 mm) with gasket on inside
and outside
36 External housing (PPB 30 AK/AE/
AW) with integrated fluid distributor
37 External cover (PPB 30 AK/AE/AW)