The VNC series is for controlling the cutting oils and coolants used in machine tools. It is available as both Normally Closed or Normally Open type.
- External pilot solenoid type
- Orifice size: 7mm to 80mm
- Port size: 1/8 to 2 inch
- Seal material: NBR, FKM
How To Order: Coolant Valve: Air Operated/External Pilot Solenoid VNC Series 32A 1 8 1 4 3 8 3 8 1 2 3 4 220 VAC 50/60 Hz Valve size 1 7 5 6 24 VDC 12 VDC B: Slotted locking type B (tool required) 7 240 VAC 50/60 Hz 15 (11) 2 Semi-standard For other rated voltages, please consult with SMC. 20 (14) 3 25 (16) 4 1 1 1 4 32 (22) 5 1 B 1 4 Flange 32F Nil: Non-locking push type 40A 1 1 2 Valve size 2 to 9 40 (28) 6 1 B 1 2 Flange 40F 2 50A 50 (33) 7 50F 2B Flange Semi-standard
Model A B VNH211 -15A A B VNH311 -20A A B VNH411 -25A A B VNH113 -10A A B VNH213 -15A A B VNH313 -20A A B VNH413 -25A A B VNH133 -10A A B VNH233 -15A A B VNH333 -20A A B VNH433 -25A VNH111 -10A Operating fluid pressure Fluid (Main piping) Operation Operating fluid temperature 0 to 3.5 MPa Coolant Note 2) 0 to 7.0 MPa External pilot solenoid/Air operated 5 to 60C Note 1)/5 to 60C Note 1) (
Caution Back Pressure of 3 port Valve (Series VNH) 1).Ensure that back pressure of 3(B) port from VNH13 is less than 5 MPa. Caution Piping When high temperature fluids are used, use fittings and tubing with heat resistant features. (Self-align fittings, fluoropolymer tubing, Copper piping, etc.)
Thread Rc G NPT Nil None Port size 06 3/4" 10 1" A Yes 8 B 5/16" For internal pilot, the symbol is nil. Refer to Piping for External Pilot Type on page 20 for selection of the check valve. Made to Order Series Compatible with Secondary Batteries 1 For details about 25A-, refer to the WEB catalog Series Compatible with Secondary Batteries/Series 25A-.