Steam Mains Drainage

Typical Steam Main Trap Set with Drain and Blowdown

The required components of a main drain pocket steam trap set.

Typical Steam Main Trap Set with Drain and Blowdown
 

Component Descriptions

Part Component Function
1 Fixed Temperature Steam Trap to drain the pocket during shutdowns
2 Isolation Valve to isolate the drain trap from the supply steam
3 Isolation Valve to isolate the trap set from the steam supply
4 Spiratec Sensor Chamber to monitor the trap condition
5 Thermodynamic Steam Trap to discharge condensate correctly
6 Check Valve to prevent reverse flow
7 Isolation Valve to isolate the trap set from the condensate system
8 Blowdown Valve to drain the pocket during shutdowns
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Table of Parts

Part   Component Bronze Cast iron SG iron Steel Stainless steel Product details
1 Fixed Temperature Steam Trap No. 8         Fixed Temperature Discharge Steam Traps
2, 3, 6 Isolating Valve Globe Type HV3     A3S   HV3 Stop Valves or Bellows Sealed Stop Valves
Piston Type       RP31   Piston Valves
Ball Type       M10 M10 Ball Valves
4 Thermodynamic Steam Trap with Monitor         ITD32 Steam Trap Performance Monitoring
5 Check Valve LCV1     LCV2   Check Valves
7 Blowdown Valve       M10 M10 Ball Valves
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