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4. Safety regulations
The use of the intrinsically safe H-251A meets the requirements of
the regulations providing that the user observes and applies the
requirements as laid down in the regulations and that improper
and incorrect use of the unit is avoided.
• The device must not be opened within the Ex-hazardous area.
• The battery must only be changed outside of the Ex-hazardous
· area.
• The use of any other type of battery pack in the Ex-hazardous ·
· area is not permitted.
• The battery pack may only be charged outside of the Ex-
· hazardous area by using either units type C-251 HVE or
· C-251 LV.
• The use of any other type of battery is strictly forbidden in that it
· will invalidate the Ex-Data certification and presents a safety risk.
• Only batteries supplied by ECOM are permitted.
5. Ex-Data
EC-Certificate of conformity -Nr.: BAS 01 ATEX 2188
Ex-marking: II 2 GD EEx e ib IIC T4
IP 66, T135°C
Authorised for Zone 1 and 2, Equipment groups II, Gas group C
hazardous gases, vapour or fog, Temperature class T4.
Authorised for Zone 21 and 22, Equipment groups II, Gas group C,
hazardous dust, Temperature class T4.
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BAL H-251 A 4spr. DIN A 6 22.02.2002 12:14 Uhr Seite 14