DMN-WESTINGHOUSE Explosion-Proof Rotary Valves
Code: RV-Ex.pro-E.B.01.D 05-2016
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Contents Page
1. Safety instructions Rotary valves 5
1.1 General safety instructions 5
1.2 Symbols 5
1.3 Responsibilities of management and maintenance personnel 6
1.4 Applying the safety instructions when installing a valve 6
1.5 Applying the safety instructions when the valve is in operation 6
1.6 Applying the safety instructions during maintenance and repair 6
1.7 Safety instructions for use in potentially explosive atmosphere 7
2. Explosion-Proof Rotary valves 8
2.1 ATEX approved autonomous protective system 8
2.2 Type designation 11
2.3 Intended use 11
3. Installing the Rotary valve in a potentially explosive atmosphere 12
3.1 Power and rotor speed of rotary valves 14
3.2 Drive 15
3.3 If delivery excludes drive 15
3.4 Accessories 17
4. Dismantling, re-assembling and adjusting instructions 19
4.1 Clearances settings 19
5. Inspection and maintenance 20
5.1 Checking rotor clearances 20
5.2 After an explosion 21
5.3 Maintenance every 3 months or after 2,500 operating hours 21
5.4 Maintenance of motor / gearbox 21
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