Model Number: Z101-03BI24-X Brand Name: BEST Key Specifications/Special Features: 1.Normally Closed (NC)2.Zero leakage3.Max. action frequency: 3 times/s4.Max. pressure tolerance: 16kgf/cm5.Ambient temperature: -15-75°C6.Max. Kinematic viscosity value: ≤25CSt (mm2 /s)7.Step-by-step direct acting structure,zero pressure differential operated8.Serialized products,small size,large flow, stable performance9.Mounted at any angle,keep coil vertically upward ＆ installed horizontally may extend life span10.Diaphragm material: I---NBR (code: N), II---VITON (code: V), speical--- EPDM (code: E)11.Body material: normal---forged brass (T), special---cast brass (T)---limited for DN32-DN5012.Voltage: AC 220/AC 230/AC 240V, 50/60Hz, DC 24, tolerance ±10%, customization accepted