Description
Low Water Cut-Offs – Mechanical
For Steam Boilers
Series 150S
Low Water Cut-Off/Pump Controllers
• For commercial and industrial low or high pressure boiler applications
• For boilers of any steaming capacity
• Monel bellows provides corrosion resistance
• Snap action switches for high temperature service
– 1 Single pole, single throw switch for pump control
– 1 Single pole, double throw switch for low water cut-off and alarm actuation
• Optional features
– Manual reset
– 2 Single pole, single throw switches
– 2 Single pole, double throw switches
– Float block
– BSPT threads
• Maximum pressure 150 psi (10.5 kg/cm2)
Model 150S-MD
Maximum differential operation
– Prevents nuisance burner shutdowns in low pressure applications operating less than 50 psi (3.5 kg/cm2)
Product Documents
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