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2.7
Safety equipment
2.7.1
Signage
Dangerous points on the valve are indicated by warning signs, prohibition signs
and mandatory signs.
The signs and notes on the valve must always be legible. Any illegible signs must
be replaced immediately.
Signs on the valve
Sign
Fig.2
Fig.3
Fig.4
2.8
Residual dangers
Dangerous situations can be avoided by safety-conscious and proactive
behaviour of the staff and by wearing personal protective equipment.
Residual dangers on the valve and measures
Danger
Danger to life
430BAL011074EN_5
08.11.2021
Meaning
General hazard warning
Warning Crushing
Explosive atmosphere hazard warning
Cause
Inadvertent switch-on of the
valve
Electric power
Spring tension in the actuator
Measure
Effectively disconnect all components, effectively prevent switch-
on.
Observe the following safety rules:
1.
Isolate from the power supply.
2.
Take appropriate measures to prevent switch on.
3.
Test absence of voltage.
4.
Earthing and short-circuiting.
5.
Cover or safeguard any adjacent live parts.
Danger to life caused by compression spring in the actuator. Do
not open the actuator but return it to GEA Tuchenhagen for
proper disposal.
Safety
Safety equipment
15
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