Electric power connection
6
© Gardner Denver Deutschland GmbH
31
/
44
08.2019 · 610.44434.40.000
K1
V1 U1 W1
2TP2
2TP1
M1
U1
L1 L2 L3
U V W
T1 T2
PE
PE
L1
L2
L3
N
PE
3~
M
Θ
Q1
I> I> I>
V1 U1 W1
2TP2
2TP1
M1
3~
M
Θ
A1
A2
A1 PTC
resistor
A2 Drive
control
Connect auxiliary ventilator
This chapter is only valid for G-BH1 | G-BH9 with auxiliary ventilator (item 0501,
[
➙
15]).
NOTICE
Destruction due to overheating!
For operation without the auxiliary ventilator running, the G-BH1 | G-BH9
can overheat and be destroyed.
Provide forced switching that prevents an operation of the G-BH1 | G-BH9
without the auxiliary ventilator running.
!
The electrical data are provided on the auxiliary ventilator rating plate (item
0501, [
➙
15]).
1. Open necessary access points for cable glands.
2. Screw in or insert cable gland and secure with locknut.
NOTICE! The cable glands must not lower the IP protection class.
3. Open the junction box cover.
4. Attach cable lugs to cable to be connected.
5. Attach mains connecting line and connecting rails according to the circuit di-
agram in the auxiliary ventilator junction box (item 0501, [
➙
14]).
M4:
0.8 – 1.2 Nm
(0.60 – 0.90 ft lbs)
M5:
1.8 – 2.5 Nm
(1.35 – 1.85 ft lbs)
6. Close the junction box cover.
M4:
5.5 – 6.0 Nm
(4.10 – 4.40 ft lbs)
7. Connect the auxiliary ventilator to a separate mains connection.
Connecting accessories
Connect accessories according to the instruction manual supplied with the re-
spective accessory.
Circuit diagram with
PTC resistor evaluation
via the drive control
6.5
6.6
Summary of Contents for Elmo Rietschle 2BH11
Page 44: ......
