System overview

1

Central screw

2

G2 air filter

3

Covers

3.1

ER-A cover

3.2

ER-AB cover (ER-AK ER-AH not shown in figure)

4

ER EC/ER EC 2.1 fan insert

5

Air outlet adapter

6

Housing with housing floor seal. Housing for air outlet direction to the rear

7

Terminal block

8

Stepped grommet

9

Shutter support with backflow preventer

9.1

Plastic backflow preventer

9.2

Metal backflow preventer

10

Exhaust socket, DN 75/DN 80 (provided)

10.1

Plastic exhaust socket. Installation with socket to the rear

10.2

Metal exhaust socket. Installation with socket to the rear

①

Wiring diagram (Tick device type.)

②

Rating plate