*爆拉线开关ZXBRZ供应

一、适用范围：

1、*性气体混合物危险场所：1区、2区。
2、*性气体混合物：ⅡA、ⅡB。
3、温度组别：T1～T4。
4、*爆标志：ExdⅡBT4。

二、主要技术参数

三、主要外形尺寸及安装形式：

四：型号含义：

*爆拉线开关ZXBRZ09■安装、使用与维修

﹒安装前应检查本产品铭牌上所列基本数据是否与实际使用条件相*

﹒产品应*接地

﹒无论何种接线须将引入装置密封圈压。

﹒维修时*须切断前级电源后开盖

﹒引入装置密封圈和橡胶垫均采用耐油橡胶3001制造，用户在使用、

维修过程中若发现老化应与制造厂联系定购，并及时更换以**

爆性能

﹒在隔爆面上均匀涂以204-1*锈油脂后在投入使用

﹒海拔不*过2000m

﹒周围环境温度为-20～+40⁰C

﹒周围空气相对湿度不大于95%

﹒在无显著摇动和冲出振动的地方

﹒污染等级为3级

﹒无破坏金属和*缘的腐蚀性气体或蒸汽的地方

﹒与垂直面的安装角度不*过15度

□Installation usage, maintenance.

﹒Check the data before install it.

﹒Product should be link to ground.

﹒Cable should pressurized in to airproof quoit.

﹒cut off power before maintenance.

﹒In-build System and the rubber circle are made of oil-proof 3001, you

should contact our factory if the airproof quoit is damaged.

﹒Mop up 204-4 antirust grease before use it.

﹒The altitude is not over2000m

﹒The environment temperature is-20～+40⁰C

﹒The relative humidity of the air around the equipment is not over95%

﹒No distinct shaking,concussion and libration

﹒The pollution grade is 3

﹒No corrosive gas and steam which can destroy the insulation of the metal

﹒The install angle(to the vertical surface)is not over 15⁰

■产品特点

﹒外壳采用ZL102铝合金压铸成型，表面高压静电喷塑。

﹒内装转换开关，用于电流60A以下的电气线路中，作为电源引入开关，并可控制电动机起动、变速、停止、换向等。

﹒本产品常规为3*开关，可通用为2*开关，如需要4*开关壳体规格需要相应改变。

﹒钢管或电缆布线均可。

□Features

﹒Die-casted shell of ZL102 aluminium alloy with high-pressure electrostatic plastic-sprayed surface.

﹒Inside installed selector switch,can be used in the circuit

below 60A as power lead-in switch,and the switch can control

motor start,change speed,s*,and commutation.

﹒The normal t*e is of 3 poles.2 poles can be used.If need

4 poles,the shell should be changed.

﹒Suitable for both steel pipe wiring and cable wiring.

■执行标准

﹒GB3836.1-2000*性气体环境用电气设备第1部分：通用要求

﹒GB3836.2-2000*性气体环境用电气设备第2部分：隔爆型“d”

﹒GB3836.3-2000*性气体环境用电气设备第3部分：增安型“e”

□Standards

﹒GB3836.1-2000 Electrical apparatus for explosive gas atmosphere-part

1:General request

﹒GB3836.1-2000 Electrical apparatus for explosive gas atmosphere-part

2:Flame-proof enclosure“d”

﹒GB3836.1-2000 Electrical apparatus for explosive gas atmosphere-part

Safety-increased enclosure“e”

有*爆的地方 就有志信电气