172806 MCDONNELL & MILLER LOW WATER CUT OFF WITH SNAP SWITCH 150SM
- Model # 150S-M
- M&M Series 150S
- Application Used for Steam Boilers
- 120/240V
- Max Pressure 150 PSI
- Connection Size 1"
- Control Connection NPT
- Replaces 172702
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)
Electrical Ratings
Motor Duty 120 VAC
- Full Load 7.4 Amps
- Locked Rotor 44.4 Amps
Motor Duty 240 VAC
- 3.7 Amps
- Locked Rotor 22.2 Amps
Motor Duty 120 VDC
- 2.4 Amps
- 24.0 Amps
Motor Duty VDC
- 1.2 Amps
- 12.0 Amps
Pilot Duty Service 345 Volt Amps @ 120/240V
For commercial and industrial low or high pressure boiler applications and boilers of any steaming capacity.
