Operating instructions
W3G300-BV25-82
Translation of the original operating instructions
4.2.1 Requirements
;
Check whether the information on the nameplate matches the
connection data.
;
Before connecting the device, make sure the power supply matches
the device voltage.
;
Only use cables designed for the current level indicated on the
nameplate.
For determining the cross-section, note the sizing criteria according
to EN 61800-5-1. The protective earth must have a cross-section
equal to or greater than that of the phase conductor.
We recommend the use of 105 °C cables. Ensure that the minimum
cable cross-section is at least
AWG 26 / 0.13 mm².
Operate the device with a safely isolated power supply.
4.3 Plug connection
4.3.1 Preparing cables for connection
The cables, including the customer interface, are subject to the
specifications for internal wiring.
Ensure conformity with applicable standards and check the
degree of protection in the final product after installing the ebm-
papst device.
;
Connect the cables to the mating connectors.
4.3.2 Cable routing
Water must be prevented from reaching the cable exit along the cable.
Fans installed lying flat
Fig. 1: Fan installed lying flat, cable routed in a U-shaped loop.
Fans installed upright
Fig. 2: Cable routing for fans installed upright.
The cables must always be routed downward.
4.3.3 Making supply connections
;
Check your connector's pin assignment.
;
Connect the built-in connector with the mating connector.
;
Ensure that the connector is properly engaged.
Item no. 53944-5-9970 · ENU · Change 265422 · Approved 2022-08-19 · Page 7 / 11
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
