其它防爆电气|防爆电气类

Coupler sockets 8570/16 and 8571/16 are used for extension cables between sockets and electrical equipment.Zones 1 & 2, 21 & 22

Coupler sockets		8570/16	8571/16
Explosion protection
	Gas explosion protection	II 2 G EEx ed IIC T6	II 2 G EEx ed IIC T6
	Dust explosion protection	II 2 D IP 66 T80°C	II 2 D IP 66 T80°C
Certificates		PTB 03 ATEX 1227	PTB 04 ATEX 1060
Material
	Socket	Polyamide	Polyamide
	Carrier	Stainless steel	Stainless steel
Rated voltage		max. 690 V	max. 690 V
Rated current		16 A	32 A
Ambient temperature		- 20 °C ... + 40 °C	- 20 °C ... + 40 °C other temperature ranges on request
Number of pins		1 P + N + , 3 P + , 3 P + N +	3 P + , 3 P + N +
Further technical data		see socket 8570/11 table Technical Data	see socket 8571/11 table Technical Data
Cable glands		13 mm ... 18 mm outer diameter	18 mm ... 25 mm outer diameter

Dimension drawings (all dimensions in mm) - subject to alterations

857./16-... Coupler socket