The product description
Z series is suitable for gate valve, globe valve, diaphragm valve, plunger valve, throttle valve, water gate, etc. Can be used for open stem valve, also can be used for blind stem valve.
Power supply: conventional, three-phase 380V (50Hz); Special, three-phase 660V, 415V (50Hz, 60Hz); Single-phase 220V, 110V (50Hz, 60Hz)
Ambient temperature: -20~+60¡æ (special order -40~+80¡æ).
Relative humidity: ¡Ü95% (25¡æ).
Protection type: outdoor type is used in places without inflammable, explosive and corrosive medium. Flameproof products are d ¢ñ and d ¢ò BT4 two kinds, d ¢ñ is applicable to coal mine of mining coal face; D ¢ò BT4 used for factory, apply to the environment A category A and B ¢ò ¢ò T1 ~ T4 group of explosive gas mixture. (see GB3836.1 for details)
Protection grade: IP55 (IP65, IP67 for special orders).
Working hours: 10 minutes short (30 minutes for special orders).
