ebm-papst A3G800-AT21-01 - Manual (Page 8)

Operating instructions A3G800-AT21-01
Translation of the original operating instructions
4.3.2 Connecting cables with terminals
WARNING
Terminals and connections have voltage even with a
unit that is shut off
Electric shock
→ Wait five minutes after disconnecting the voltage at all poles
before opening the device.
; Remove the cap from the screwed cable gland.
Remove the cap only in those places where cables are inserted.
; Mount the screwed cable glands with the seal inserts provided in the
terminal box.
; Insert the line(s) (not included in the standard scope of delivery) into
the terminal box.
; First connect the "PE" (protective earth) connection.
; Connect the lines to the corresponding terminals.
Use a screwdriver to do so.
During the connection work, ensure that no cables splice off.
Fig. 2: Connecting the wires to terminals
; Seal the terminal box.
4.3.3 Cable routing
No water may penetrate along the cable in the direction of the cable gland.
Fans installed lying flat
Make sure that the cable is routed in the form of a loop (water trap).
Fig. 3: Fan installed lying flat, cable routed as a water trap.
Fans installed in upright position
When routing the cable, ensure that the screwed cable glands are
arranged at the bottom. The cables must always be routed downwards.
Fig. 4: Cable routing for fans installed upright.
4.4 Factory settings
Factory settings with which the device is pre-set by ebm-papst.
Control mode
parameter set 1 PWM controlling
Control mode
parameter set 2 PWM controlling
Fan / device adress 1
Max. PWM / % 100
Min. PWM / % 5
Save set value to
EEPROM Yes
Set value control Analogue (linear)
Control function
parameter set 1 Positive (heating)
Control function
parameter set 2 Positive (heating)
Item no. 50254-5-9970 · ENG · Revision 82539 · Release 2014-05-08 · Page 8 / 12
ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 (0) 7938 81-0 · Fax +49 (0) 7938 81-110 · [email protected] · www.ebmpapst.com