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Technical Data
4.1 General Device Data
Battery
Climatic Stress Tests
Design
258
Servicing of the circuitry involving the batteries and replacement of the lithium
batteries shall be done by a trained technician.
Replace Battery with VARTA or Panasonic Cat. Nos. CR 1/2 AA or BR 1/2 AA only. Use
of another Battery may present a risk of fire or explosion. See manual for safety
instructions.
Caution: The battery used in this device may present a fire or chemical burn hazard
if mistreated. Do not recharge, disassemble, heat above 100 °C (212 °F) or incin-
erate.
Dispose of used battery promptly. Keep away from children.
Surrounding air temperature
Field Wires of Control Circuits shall be separated from other circuits with respect to
the end use requirements!
Type 1 if mounted into a door or front cover of an enclosure.
tsurr: max. 70 °C (158 °F), normal opera-
tion
SIPROTEC 4, 7SD80, Manual
E50417-G1100-C474-A2, Edition 02.2018
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