2 Safety
Maschinenfabrik Reinhausen GmbH 202016 6385142/08 ENETOS
®
ED
2 Safety
▪ Read this technical file through to familiarize yourself with the product.
▪ This technical file is a part of the product.
▪ Read and observe the safety instructions provided in this chapter.
▪ Read and observe the warnings in this technical file in order to avoid func-
tion-related dangers.
▪ The product is manufactured on the basis of state-of-the-art technology.
Nevertheless, risks to life and limb for the user or impairment of the prod-
uct and other material assets due to the function may arise in the event of
improper use.
2.1 Appropriate use
The motor-drive unit adjusts the operating position of on-load tap-changers
in regulating transformers to the individual operating requirements. The mo-
tor-drive unit is designed solely for use in electrical energy systems and facil-
ities. If used as intended and in compliance with the requirements and condi-
tions specified in this technical file as well as the warning notices in this tech-
nical file and attached to the product, then the motor-drive unit does not
present any danger to people, property or the environment. This applies
throughout the service life of the product, from delivery, installation and oper-
ation to removal and disposal.
The following is considered appropriate use:
▪ Only operate the product in accordance with this technical file and the
agreed delivery conditions and technical data.
▪ Use the equipment and special tools supplied solely for the intended pur-
pose and in accordance with the specifications of this technical file.
▪ Use the product only with the transformer/on-load tap-changer/de-ener-
gized tap-changer specified in the order.
▪ You will find the standard valid for the product and the year of issue on the
nameplate.
▪ The serial numbers of on-load tap-changer / de-energized tap-changer
and on-load tap-changer accessories / de-energized tap-changer acces-
sories (drive, drive shaft, bevel gear, protective relay, etc.) must match if
these products are supplied as a set for one order.
▪ Electrically operate the motor-drive unit remotely during normal operation.
▪ In special operating cases (such as during maintenance tasks), the motor-
drive unit can also be operated electrically on site via control switch S3.
▪ Never operate the motor-drive unit electrically or with the hand crank be-
fore the transformer has been disconnected if you think there may be a
fault in the transformer or on-load tap-changer/de-energized tap-changer.
For more information, refer to the "Troubleshooting" chapter.
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