Spirax Sarco South Africa
Tel: +27 (11) 230 1300
Fax: +27 (11) 393 1478
administrator@za.SpiraxSarco.com
http://www.SpiraxSarco.com/za/
Fax: +27 (11) 393 1478
administrator@za.SpiraxSarco.com
http://www.SpiraxSarco.com/za/
Feedtanks
Boiler Feedtank and Associated Control Systems
A breakdown of products used for the safe and efficient control of boiler feedtanks.
Component Descriptions
| Part | Component | Function |
|---|---|---|
| 1 | Self-Acting Temperature Contoller | to control the tank water temperaure |
| 2 | Strainer | to protect the self-acting control valve from detritus |
| 3 | Self-Acting Control Valve | to control the steam flow to the injector |
| 4 | Vacuum Breaker | to prevent water back syphoning into the steam supply |
| 5 | Electric Actuator | to actuate the make-up water valve |
| 6 | Make-up Water Control Valve | to control the flow of make-up water to the feedtank |
| 7 | Vent Head | to prevent high velocity discharge fom the tank vent |
| 8 | Automatic Air Vent | to vent air from the deaerator head |
| 9 | PID Level Controller | to control the water level in the tank |
| 10 | Level Control Sensor | to sense the level of water in the tank |
| 11 | Steam Injector | to inject steam into the tank at high efficiency |
| 12 | Strainer | to protect the feedwater pumps from detritus |
| 13 | Stop Valve | to isolate the feedwater system from the tank |
| 14 | Tank Recirculating System | to prevent stratification of water temperature in the tank |
| 15 | Flash Condensing Deaerator Head | to quench condensate and flash steam returning to the tank |
Table of Parts
| Part | Component | Spirax Sarco Reference | Product details | |
|---|---|---|---|---|
| 1 | Self-Acting Control | SA121 Self-Acting Control with Pocket | Self-Acting Controls | |
| 2, 12 | Strainer | Fig 1, 3, 12, 12G, 13, 14, 16, 16L, 33, 34 or 36 Strainer | Strainers & Filters | |
| 3 | Self-Acting Control | SB, KA, KB or KC Series Valve | Self-Acting Controls | |
| 4 | Vacuum Breaker | VB14 or VB21 Vacuum Breaker | Vacuum Breakers | |
| 5 | Electric Actuator | EL5600 Series Electric Actuator | Electric Actuators | |
| 6 | Control Valve | KE43 or KE73 Two Port Single Seat Control Valve | Control Valves | |
| 7 | Vent Head | VH Series Vent Head | Vent Heads | |
| 8 | Air Vent | AV13 or AVC32 | Air Vents & Air Eliminators | |
| 9 | Level Controller | LC2200 Proportional Controller | Level Controls | |
| 10 | Capacitance Level Probe | LP20 Level Probe with PA20 Preamplifier | Level Controls | |
| 11 | Steam Injector | IN Series Steam Injector | Steam Injectors | |
| 13 | Stop Valve | BSA1, BSA2 or BSA3 Bellows Sealed Stop Valve | Bellows Sealed Stop Valve | |
| 14 | Recirculating System | Type RFS Recirculating Feedwater Spray System | Feed Tanks | |
| 15 | Semi-Deaerator | Type DH Flash Condensing Spray System | Feed Tanks | |
What do I do now?
Spirax Sarco have experienced engineers available to offer advice on these applications:
Let us help you size and select these products
Arrange a visit to your plant by Spirax Sarco
Ask us a question about this application


