157S-MD HIGH PRESSURE LEVEL CONTROL W/ MAXIMUM DIFFERENTIAL Steam Trap

157S-MD HIGH PRESSURE LEVEL CONTROL W/ MAXIMUM DIFFERENTIAL Steam TrapLow Water Cut Offs Mechanical For Steam Boilers Series 157S Low Water Cut Off Pump Controllers For residential, commercial and industrial low or high pressure boiler applications For boilers of any steaming capacity Monel bellows provides corrosion resistance Float chamber with integral water column provided `Snap action for high temperature service 1 Single pole, single throw switch for pump control 1 Single pole, double throw switch for low water

• Bearings never need lubrication

Hoffman 754 Series Data Sheet

• Isolated feed valve minimizes lime and scale build-up

cold water or steam

gas burners

PRESSURE RATING: 150 PSI

Approvals:

• 120 VAC

Available ranges include in/Hg up to 5

Wide range of mechanical and electrical connections

5cm) increments (purchased separately)

• Model 101-A-24 features a 24 VAC solenoid and a separate 50VA transformer