Vacuum switch type of operation
Regulation between two thresholds
Vacuum sensor size
25 inHg
Approx adjustable differential at mid range
5…10 inHg
Value of setting
3...8 inHg
Maximum permissible pressure - per cycle
689.48 kPa
Fluid connection type
0.25 inch 18 NPSF conforming to UL 508
Electrical connection
Screw-clamp terminals AWG 22...AWG 12
Cable entry number
3 knock-outs for 1/2" NPT conduit
Terminal block type
8 screw terminals
Pressure actuator
Diaphragm nitrile (Buna-N)
Controlled fluid
Air (-40…121 °C)
Water (-40…121 °C)
Hydraulic oil (-40…121 °C)
Gas (-40…121 °C)
Materials in contact with fluid
Zinc plated steel
Nitrile (Buna-N)
3M Scotch-Grip 847 rubber and gasket adhesive
Cover material
Polypropylene, noryl thermoplastic resin or equivalent
Operating position
Any position
Enclosure material
Stamped metal
Maximum operating rate
100 cyc/mn
Motor power kW
1.5 kW (2 hp) at 115 V AC, 1 phase
2.2 kW (3 hp) at 115 V AC, 3 phases
2.2 kW (3 hp) at 230 V AC, 1 phase
3.75 kW (5 hp) at 230 V AC, 3 phases
3.7 kW (5 hp) at 460 V AC, 1 phase
3.7 kW (5 hp) at 460 V AC, 3 phases
3.7 kW (5 hp) at 575 V AC, 1 phase
3.7 kW (5 hp) at 575 V AC, 3 phases
0.75 kW (1 hp) at 115 V DC, 3 phases
0.75 kW (1 hp) at 230 V DC
Contacts type and composition
2 NC, DPST-DB, Form YY, snap action, silver cadmium contacts
Short-circuit protection
20 A cartridge fuse, type gG
Mechanical durability
300 cycles