Mounting instructions, strip earthing clamp for Ex areas
EN | 31
Technical data
8 Technical data
Type
EX BES 28
EX BES 300 EX BES 500
Article no.
5057 630
5057 640
5057 645
Clamping range
6–28 mm
6–300 mm
6–500 mm
Ambient temperature
‒30 to +60 °C
Mounting temperature
≥ 0 °C
Explosion group
see „3.2 Product variants“
IIC, IIB, IIA
IIIC, IIIB, IIIA
Ex zones
see „3.2 Product variants“
1 and 2 (gases, vapours, mists),
21 and 22 (dusts)
Material
PA/ZnAl/V2A
Material properties
UV-stabilised
Weatherproof
I
imp
(
10/350 µs)
according to
IEC 62561-1
100 kA/class H
16 mm² Cu multi-wire/
Ø 26.9 mm V2A pipe
earthing rail
(indoor applications only)
50 kA/N*
16 mm² Cu multi-wire/20 x 2.5 mm Cu
* Lack of ignition sparks on lightning surge current
(
10/350 µs)
Summary of Contents for 5057 630
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