Combination float-operated low water cut-off and pump controller for steam boilers with a separate water column, manual reset, and maximum differential. This control features a manual reset with two 120 volt bi-metal snap switches. One switch is single pole, single throw for pump control. The other is single pole, double throw for low water cut-off and alarm actuation. Its maximum pressure is 150 psi and it has a tapped 1" FIP connection.
|Manufacturer||McDonnell & Miller|