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S-Series Size 7 Enclosure

Technical Data

Increased Safety ex logo II 2 GD Exe II ExtD.
Size 7 (S7) Certificates:
Baseefa Certificate No. Baseefa08 ATEX 0208X
IECEx Certificate No. IECEx BAS 08.0065X
Z Size 7 (ZS7) Certificates:
Baseefa Certificate No. Baseefa08 ATEX 0207U
IECEx Certificate No. IECEx BAS 08.0064U
Suitable for use in Zone 1, Zone 2, Zone 21 and Zone 22.
Construction and Test Standards: IEC/EN 60079-0, IEC/EN 60079-7, IEC/EN 61241-0 and IEC/EN 61241-1.
Ingress Protection: IP66 to IEC/EN 60529.
Deluge protection to DTS01.
Operating Temperature Range: -60°C to +80°C.
Temperature Class and Ambient: T6 40°C, optional T5 with ambients up to 65°C.

Alternative certification options available:
flag of canada canadian standards association logo Exe II.
flag of U.S.A. underwriters laboratories logo AExe II/Exe II.
flag of russia gost logo R-Exe IIU.
flag of kazakhstan Approved for use in Kazakhstan.

S-Series Size 7 Enclosure

S-Series Size 7 enclosure dimensions

MAXIMUM QUANTITY OF ENTRIES PER FACE
Thread Size M16 M20/O M20/A M25 M32 M40 M50 M63 M75
Bottom Face C
Quantity
56 # * 54 45 33 18 14 8 5 4
Side Faces B & D
Quantity
64 # * 64 # * 56 36 20 16 9 6 4
# Serrated washers/locknuts with large outside diameters may foul on adjacent cable glands.
* Serrated washers/locknuts must not foul on aperture wall.
TERMINAL CAPACITY DATA
Terminal Type Conductor Size (mm²) Max.
Volts
Max. Physical
Terminal Content
Reduced Terminal Content
At Max. Terminal Amps
Min. Max. Terminal
Quantity
Amps Terminal
Quantity
Amps
WDU 2.5 0.5 2.5 550 640 3 24 17
WDU 4 0.5 4 690 515 5 23 22
WDU 6 0.5 6 550 380 6 19 29
WDU 10 1.5 10 550 300 9 16 40
WDU 16 1.5 16 690 250 12 14 53
WDU 35 2.5 35 690 190 21 11 87
WDU 50 6 50 690 155 27 15 88
WDU 70N 10 70 690 93 42 9 134
WDU 70/95 16 70 690 23 83 8 134
WDU 70/95 16 95 690 23 94 11 134
WDU 120/150 35 120 690 20 110 9 162
WDU 120/150 35 150 690 20 117 10 162
WFF 35 2.5 35 1100 46 45 16 76
WFF 70 2.5 70 1100 40 67 13 116
WFF 120 6 120 1100 15 145 11 162
WFF 185 10 185 1100 11 203 8 234
WFF 300 25 300 1100 11 227 6 316

The enclosure is supplied with an integral internal/external earth stud assembly.
The terminals listed are restricted to a minimum operating temperature of -50°C.