InstalMaintenOperInstr PP 52 DKI1
DKIR1 & DKIS1 | PP-52_201504 | 3 / 8    
BKNE230-24
1
2
3
4
5
6
7
a
b
BE(G)24-ST, BE24-12-ST
M
AC 230 V
2-wire conductor
to BKSE24-6
Nothing must
be assigned
to terminals
1 to 5
The device contains no
parts  which  can  be
replaced or repaired by
the user.
Displays
LED
yellow
yellow
green
green
yellow 
green
yellow
w1098402
Function
faultashing at double
or
power failuredark+green
Status
damper moving to OPEN
damper open
damper moving to CLOSED
damper closed
ashing light
ashing light
steady light
steady light
frequency
Fig. 7: Connection and display of the supply and communication unit BKNE230-24 
Introduction
Instructions for installation, operation 
and control refers to the smoke dampers 
(hereafter dampers) circular DKIR1 
and rectangular DKIS1, the products 
of Systemair. It contains basic information 
and recommendations regarding the 
installation, use and inspections that need 
to be followed to ensure proper 
and smooth operation of the dampers.
Resistance class E
600
120 (v
ed
 i ↔ o) 
S500C
10000
 AA single is valid for all 
nominal dimensions of round dampers 
(see Fig. 8) and for nominal dimensions 
of rectangular dampers where 
W > 1200 mm (see Fig. 10).
Resistance class E
600
120 (v
ed
 i ↔ o) 
S1500C
10000
 AA single is valid only for 
rectangular dampers with nominal 
dimensions H × W from 200 × 200 
up to 1200 × 800 mm (see Fig. 9).
Fig. 8: Dimensions of the round smoke damper
Fig. 9: Dimensions of the rectangular smoke damper for nominal dimensions 
W × H = 200 × 200 up to 1200 × 800 mm
NOTE: These smoke dampers have anges width 20 mm.
øDN+45
W
1
L=400
R
2
øD
45
45
R
1
L = 325
R
2
W×H
(W+40)×(H+40)
W
1
8,8×11,8
R
1








