VP系列NASON真空开关选购指南 NASON真空开关VP系列的特性:长寿命橡胶隔膜,高质量快动作开关,工厂预设或字段可调,可在大范围的配置,经济,NEMA 4,13 Features • Long-life elastomer diaphragm • High-quality snap-action switch • Factory preset or field adjustable • Available in a wide range of configurations • Economical • NEMA 4, 13 Operating Specifications Set Point Range 1" — 29" Hg (25mm — 736mm Hg) 14" — 394" H2O Set Point Tolerance ±2" Hg (50mm Hg) Maximum Operating Pressure 250 PSI (17 Bar) Differential 20 — 40% Current Rating 10 A @ 125/250 VAC 5 A @ 30 VDC Media Connection Zinc Plated Steel Circuit Form SPST-NO, SPST-NC or SPDT Electrical Connection See Order Chart Below for Options Diaphragm Material Buna N Cycle Life 1 Million Operating Temperature -20°F - +220°F Unit Weight .43 lbs 美国NASON真空开关VP系列尺寸外形图: 接下来为大家分享一下美国NASON真空开关VP系列选型步骤如下: VP系列NASON真空开关选购指南 |