概述》Overview G557A001MS 系列电磁阀用于气动阀门“开启”或“关闭”的电控操作。符合NAMUR连接标准，直接安装在气动执行器侧面，无需管子连接。根据仪表控制系统需要选择单电控或双电控。二位五通电磁阀配双作用式执行器。二位三通电磁阀配单作用式执行器。同时该产品有基本型（IP67）和防爆型，防爆级别为EXD II BT4，其防爆级别适用于工厂的易爆环境场所。也可根据需要选择合适的电压。 OPPV551 series solenoid valves for pneumatic valves "open" or "turn off" the electric-controlled operation. Consistent with the NAMUR standard to connect directly installed in the pneumatic actuator side without the tube connection. Instrument control system in accordance with required select single or double electric control electric control. Two five pain with double acting solenoid valve actuator. 2 solenoid valve with three single-action actuators. At the same time the product has a basic type （IP67） and Explosion-proof, explosion-proof level for EXD II BT4, its explosion-proof level applicable to the factory premises explosive environment. May also select the appropriate voltage required
技术参数》Technical parameters
| 结构形Structural form | 滑动Sliding |
| 动作方式Action mode | 电磁铁或手动操作，按下并旋转手动操作钮可实现手动状态锁定。气动弹簧复位、机械弹簧复位、电磁铁操作复位。 Solenoid or manual operation, press the button and rotate manual operation can achieve a state of lock manually. Reset pneumatic spring, mechanical spring reset, reset electromagnet operation. |
| 复位方式Reset mode | ISO228/1标准G1/4、ISO228/1 standardG1/4 |
| 接口Interface | 1/4、3/8、1/2 |
| 环境温度 Ambienttemperature | -20ºC~+80 ºC（防爆型Explosion-proof-15 ºC~+50 ºC） |
| 介质温度 Mediumtemperature | 阀体和内部零件：阳极电镀铝合金、铜。加固端盖：塑料。 Valve body and internal parts: anodized aluminum alloy, copper. Reinforcement Cover: Plastic |
| 材质 Material quality | 密封圈：丁苯橡胶（NBR）和聚亚安酯（AU）。 Ring: styrene-butadiene rubber （NBR） and polyurethane （AU） |
| 安装Installation | 符合NAMUR标准和VDI/VDE3845的双孔。 Consistent with the NAMUR standards and the double VDI/VDE3845. |
电气数据》Electrical data
| 标准电压StandardVoltage | 24VDC、24VAC50Hz\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\220VAC50Hz |
| 特殊电压Specialvoltage | 6V~110VDC、12V~254VAC、50或Or 60Hz |
| 电压偏差Voltagedeviation | ±10%标准和防爆（Exd II BT4）线圈 ± 10% standard and explosion-proof （Exd II BT4） coil |
| 功耗Power | 标准线圈：AC启动功率6VA，稳定功率4.3VA（热态）DC2.6W（热态），3W（冷态） Standard coil: AC power to start 6VA, stable power 4.3VA （hot state） DC2.6W （hot state）, 3W （cold） |
| 工作方式Working methods | 100%ED（DB），连续操作。 100% ED （DB）, continuous operation. |
| 防护等级Protection Level | IP65带符合DIN40050的正确安装连接器 IP65 with in line with the correct installation DIN40050 connector |
| 电气连接Electrical connections | PG9连接器Connector PG9 |
