Operating Conditions - Becker DT 4.25 Translation Of The Operating Instructions

11 | DT 4.10, DT 4.16, DT 4.25, DT 4.40, DX 4.10, DX 4.16, DX 4.25, DX 4.40
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OPERATING CONDITIONS

The CE conformity of the product only becomes legally valid when all product safety requirements of the "operating
conditions" formulated in this chapter in the sense of Directive 2006/42/EC Annex I 1.7.4.2.i have been fully
implemented by the operator. Only in this case is CE conformity valid and the pump may be operated.
Operating condition 1: Safety instructions for maintenance work
1. Standalone products - not implemented in a control system
In the event of maintenance, work must be carried out with the guards dismantled. This work may only be
carried out when the pump is at a standstill. In order to ensure the safe standstill of the pump, the pump must
be disconnected from the electrical supply and the five safety rules according to DIN VDE 0105 must be
obligatorily observed.
If the pump is implemented in a control system by the operator, the following conditions apply to the
"Maintenance" operating mode:
2. Or, in the case of a shutdown stored in the control system, comply with the requirements of DIN EN
61800-1:2018-11.
Operating condition 2: Ventilation of the operating room
The operator must ensure that the operating room of the pump is sufficiently ventilated.
Operating condition 3: Electrical protection of the motor
The motor must be protected according to the state of the art. It must be protected at least by a suitable protective
device in accordance with DIN EN 60204-1.
Operating condition 4: Ensuring cooling
The volume flow of the cooling must be guaranteed unhindered on the intake side as well as on the exhaust air side.