Ex junction/ terminal box devices
Ex AD 85 i MK4 3xM20
Article no.: 1186655 Old article no.: 6721100401
contact usProduct features
Ex zone 1 and 21
Polyester resin enclosure
Junction box, Ex "i" intrinsic safety
Dimensions 85 x 85 x 55 mm
2 x cable gland, 1 x closing plug, 3 x nut included in delivery
Technical data
General technical data
Applied standards
EN IEC 60079-0, EN 60079-11, EN 60079-18, EN 60079-31
Enclosure
polyester resin, glass-fibre reinforced
Tightening torque
cover screws: 0.3 … 0.8 Nm
Degree of protection
IP66 (IEC/EN 60529)
Connection
mantle terminals
Cable cross-section
max. 4 mm² (incl. conductor ferrules), single-wire
Cable entry
3 x M20 x 1.5 (incl. 2 cable glands)
Clamping range
6 … 13 mm
Temperature class
T6
Rated operating current/voltage Ie/Ue
25 A / 550 VAC
Ambient temperature
–40 °C … +75 °C,
–50 °C with special cable glands
Impact energy
max. 7 J
Ex marking
L II 2G Ex ia IIC T6
L II 2D Ex tD A21 IP66 T80 °C
Approvals
PTB 10 ATEX 1019 X
Weight
400 g
Downloads
Ex junction/ terminal box devices
Ex AD 85 i MK4 3xM20Article no.: 1186655 Old article no.: 6721100401
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