Ex AD

Features/Options

  • Ex zone 1 and 21
  • Polyester resin enclosure
  • Different variants as junction or terminal boxes available
  • Method of protection either increased safety "e" or intrinsic safety "i" possible
  • 3 different enclosure sizes
    85 x 85 mm; 115 x 115 mm; 145 x 145 mm

Technical data

StandardsEN 60079-0; EN 60079-7;
EN 60079-11; EN 60079-18;
EN 61241-0; EN 61241-1
Enclosureglass-fibre reinforced polyester resin
Degree of protectionIP 66 to IEC/EN 60529
Connectionhood-type or terminal blocks
Cable cross-sectionEx AD 85 MK: max. 4 mm², Ex AD 115 MK: max. 6 mm², Ex AD 145 MK: max. 10 mm² (incl. conductor ferrules), single-wire
Cable entrymax. 8 cable entries
M20 x 1.5, M25 x 1.5 or M32 x 1.5
UeEx AD FK:
with fuse max. 250 or 550 V;
Ex AD 85 FK:
max. 550 V without fuse,
Ex AD 115 FK, Ex AD 145 FK:
max. 750 V without fuse;
Ex AD … MK:
max. 1100 V without fuse,
max. 550 V with fuse
Ie/UeEx AD 85: 25 A / 550 VAC,
Ex AD 115: 32 A / 750 VAC,
Ex AD 145: 44 A / 750 VAC
Temperature classT6 / T5 / T4
Ambient temperatureEx e:
T6: –40 °C … +40 °C,
T5: –40 °C … +55 °C,
T4: –40 °C … +60 °C;
Ex i:
–40 °C … +75 °C,
–50 °C with special cable glands
Impact energymax. 7 J
 
Ex marking
Ex AD e:
II 2G Ex em II T6, T5, T4
II 2D Ex tD A21 IP66
T80 °C, T95 °C, T130 °C
 
Ex marking
Ex AD i:
II 2G Ex ia/ib IIA, IIB, IIC
T6,T5
II 2D Ex tD A21 IP66
T80 °C, T95 °C, T130 °C
 
ApprovalsPTB 10 ATEX 1019 X, IECEx in 2016
Ordering details
Type code

Junction box
Ex "e", 85 x 85 mm

Type   Material no.
Ex AD 85 e MK4 3xM20 1186653

Junction box
Ex "i", 85 x 85 mm

Type   Material no.
Ex AD 85 i MK4 3xM20 1186655

Junction box
Ex "e", 85 x 85 mm

Type   Material no.
Ex AD 85 e MK5 4xM20 1186654

Junction box
Ex "i", 85 x 85 mm

Type   Material no.
Ex AD 85 i MK4 4xM20 1186656

Junction box
Ex "e", 115 x 115 mm

Type   Material no.
Ex AD 115 e MK8 4xM25 1186657

Junction box
Ex "e", 115 x 115 mm

Type   Material no.
Ex AD 115 e MK8 6xM20 1186658

Junction box
Ex "e", 115 x 115 mm

Type   Material no.
Ex AD 115 e MK8 6xM25 1186659

Junction box
Ex "e", 145 x 145 mm

Type   Material no.
Ex AD 145 e MK8 6xM32 1186660

Junction box
Ex "e", 145 x 145 mm

Type   Material no.
Ex AD 145 e MK8 8xM25 1186661

Terminal box
Ex "e", 85 x 85 mm

Type   Material no.
Ex AD 85 e FK5 3xM20 1186472

Terminal box
Ex "i", 85 x 85 mm

Type   Material no.
Ex AD 85 i FK5 3xM20 1186473

Terminal box
Ex "e", 115 x 115 mm

Type   Material no.
Ex AD 115 e FK9 4xM25 1186474

Terminal box
Ex "i", 115 x 115 mm

Type   Material no.
Ex AD 115 i FK9 4xM25 1186475

Terminal box
Ex "e", 145 x 145 mm

Type   Material no.
Ex AD 145 e FK15 6xM25 1186476

Terminal box
Ex "i", 145 x 145 mm

Type   Material no.
Ex AD 145 i FK15 6xM25 1186477