Speck pumpen BADU Block Series, Installation & Operating Manual

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5.5 Casing/insulation
DANGER
Explosive atmosphere forming due to insufficient venting
Explosion hazard!
▷
Make sure the space between the casing cover/discharge cover and the motor
flange is sufficiently vented.
▷
Do not cover the perforated holes of the contact guards at the drive lantern
(e.g. by insulation).
WARNING
The volute casing and casing/discharge cover take on the same temperature as the
fluid handled
Risk of burns!
▷
Insulate the volute casing.
▷
Fit protective equipment.
CAUTION
Heat build-up inside the drive lantern
Damage to the bearing!
▷
Never insulate the casing cover and the drive lantern.
5.6 Electrical connection
DANGER
Incorrect electrical installation
Explosion hazard!
▷
For electrical installation, also observe the requirements of IEC 60079-14.
▷
Always use a motor protection switch for explosion-proof motors.
DANGER
Electrical connection work by unqualified personnel
Danger of death from electric shock!
▷
Always have any work on the connection to the power supply performed by a
trained electrician.
▷
Observe regulations IEC 60364 and, for explosion-proof models, EN 60079.
WARNING
Incorrect connection to the mains
Damage to the mains network, short circuit!
▷
Observe the technical specifications of the local energy supply companies.
1. Check the available mains voltage against the data on the motor name plate.
2. Select an appropriate start-up method.
NOTE
A motor protection device is recommended.
5 Installation at Site
20 of 52 BADU ® Block