Technical Data; Plastic Terminal Boxes; Stainless Steel Terminal Boxes - Cooper Crouse-Hinds CEAG GHG 745 22 Mode D'emploi

Dimensions, plastic terminal boxes
GHG 744
GHG 745
GHG 746
GHG 749
X = Fixing dimensions
8 8 8 8 8
Cooper Crouse-Hinds GmbH
Explosion protected terminal boxes made of plastic or
stainless steel type GHG 74.
1

Technical data

1.1 Plastic terminal boxes

Marking acc. to 94/9/EC:
EC type examination certificate:
Rated voltage:
Rated current:
Permissible ambient temperature:
Deviating temperatures possible with special versions.
Perm.storage temperature in original packing:
Protection category acc. to EN/IEC 60529:
Insulation class acc. to EN/IEC 61140:
Terminals:
Terminal box
Cable entries:
Empty weights:
Test torques at 20°C:
Cable entries
Screw-in thread in enclosure
Pressure screw of KLE
for min. cable Ø
for max. cable Ø
Trumpet intermediate gland
Trumpet-shaped gland
Pull relief (screws)
Cover screws

1.2 Stainless steel terminal boxes

Marking acc. to 94/9/EC:
EC type examination certificate:
Rated voltage:
Rated current:
Permissible ambient temperature:
Deviating temperatures possible with special versions.
Perm.storage temperature in original packing:
Protection category acc. to EN 60529/IEC 529:
Insulation class acc. to EN/IEC 61140:
Terminals:
Terminal box
Cable entries:
Empty weights:
Test torques:
Cover screws
Metal cable entries Ex-e/Ex-d
Cap nut of the metal cable entry M20
Cap nut of the metal cable entry M20
Cap nut of the metal cable entry M20
Cap nut of the metal cable entry M25
Cap nut of the metal cable entry M25
Cap nut of the metal cable entry M32
Cap nut of the metal cable entry M40
Cap nut of the metal cable entry M50
Cap nut of the metal cable entry M63
1.3 Eigensichere Stromkreise
Sicherheitstechnische Maximalspannung U
II 2 G Ex de ia/ib [ia/ib] II C T6
II 2 D Ex tD A21 IP66/IP65 T80°C, T95°C
PTB 99 ATEX 1044
up to 690 V
acc. to table on the inside of the enclosure cover
-20° C to +40° C (catalogue version)
-50° C to +80° C
IP 66 (catalogue version)
IP 54 with double cable end box
I - with metal flange
II - plastic terminal boxes fulfil this requirement
Quantity - acc. to the certificate
GHG ..... 744 01
max. 25 mm²
acc. to customer´s specification and as certified
GHG ..... 744 01
approx. 1.5 kg
M12 M16 M20 M25
Nm Nm Nm Nm
2.50 3.75 3.75 5.00
2.00 3.00 3.50 5.00
1.65 2.50 2.50 3.50
- - 3.50 4.00
- - 3.00 3.00
- - 1.50 2.50
2.50 Nm
II 2 G Ex de ia/ib [ia/ib] II C T6
II 2 D Ex tD A21 IP66/IP65 T80°C, T95°C
PTB 99 ATEX 1044
up to 690 V
acc. to table on the inside of the enclosure cover
-20° C to +40° C (catalogue version)
-50° C to +80° C
IP 66 (catalogue version)
I - metal terminal boxes fulfil this requirement
Quantity - acc. to the certificate
GHG .... 744 21
max. 25 mm²
acc. to customer´s specification and as certified
GHG ..... 744 21
approx. 3.5kg
2.5 Nm
Type ADL 1F/4F -internal-
5 10 Nm
6 15 Nm
6 15 Nm
7 18 Nm
8 20 Nm
9 40 Nm
10 80 Nm
11 90 Nm
: 690 V
m eff
Galvanisch sicher getrennt von allen anderen
Stromkreisen und von Erde.
745 02 746 03 749 04
70 mm² 300 mm² 300mm²
745 02 746 03 749 04
2.5 kg 4.5 kg 5.5 kg
M32 M40 M50 M63
Nm Nm Nm Nm
7.50 7.50 7.50 7.50
8.00 11.00 16.00 22.00
5.00 5.00 5.00 5.00
7.50 12.00 35.00 45.00
6.00 10.00 30.00 40.00
4.00 6.00 10.00 15.00
745 22 746 23 749 24
70 mm² 300 mm² 300mm²
745 22 746 23 749 24
7.5kg 11.5kg 16.5kg
Type ADE 1F/4F
15 Nm 5 20 Nm
18 Nm 6 22 Nm
18 Nm 7 25 Nm
7 25 Nm
20 Nm 8 28 Nm
25 Nm 8 28 Nm
50 Nm 10 52 Nm
90 Nm 10 52 Nm
100 Nm 12 55 Nm