温州龚氏电气供应GW5系列高压隔离开关部分型号: GW5-35/400A GW5-35/630A GW5-35/1000A GW5-35/1250A GW5-35/1600A GW5-35/2000A GW5-40.5/400A GW5-40.5/630A GW5-40.5/1000A GW5-40.5/1250A GW5-40.5/1600A GW5-40.5/2000A GW5-35G/400A GW5-35GD/400A GW5-35G/630A GW5-35G/1000A GW5-35GD/630A GW5-35GD/1000A GW5-35GDW/630A GW5-35GDW/1000A GW5-35G/1250A GW5-35GD/1250A GW5-35GDW/1250A GW5-35G/1600A GW5-35GD/1600A GW5-35GDW/1600A GW5-35G/2000A GW5-35GD/2000A GW5-35GDW/2000A GW5-40.5G/400A GW5-40.5GD/400A GW5-40.5G/630A GW5-40.5G/1000A GW5-40.5GD/630A GW5-40.5GD/1000A GW5-40.5GDW/630A GW5-40.5GDW/1000A GW5-40.5G/1250A GW5-40.5GD/1250A GW5-40.5GDW/1250A GW5-40.5G/1600A GW5系列户外隔离开关是双柱水平回转式结构,每较两个绝缘支柱带着导电闸刀反向回转90°, 形成一个水平断口。两个支柱呈V型交角50°,安装在一个底座上,安装灵活方便。按接地方式可分为: 不接地、单接地、双接地。隔离开关与接地开关之间设**械联锁。接线端通过软连接过渡,导电可靠, 维修方便,触头元件用久后可更换新件,保养容易。 本产品曾通过九度烈度地震试验考核,并在荷兰KEMA试验站通过三相动热稳定电流试验 取得国际试验机构的认证。产品均经过破冰试验。 本产品于1980年按照IEC标准经过全面整顿,克服对地闪络、操作力大、 伞齿轮断齿或分闸位置失控和风力下触头离开接触区等特点,大大提高了机械稳定性和对地绝缘距离, 机械寿命达万次。