Backup Battery; Outline - Fuji Electric FRENIC-HVAC User Manual

4.5

Backup Battery

4.5.1

Outline

The backup battery is used to back up the real-time clock (RTC) when no power is applied to the
inverter. It is provided as an option.
Model
Battery voltage/capacity
Type
Replacement interval (as a guide)
Unit: mm
Unit : mm (inch)
Max.φ18
Max. Φ 18 (0.7)
Safety Precautions
The lithium thionyl chloride battery, which contains lithium (dangerous material) and thionyl chloride
(deleterious material), is a hermetically sealed, high-energy density battery. Improper use of the battery
could cause deformation, leakage of battery fluid (Liquid inside the battery leaks out), heat generation,
battery-rupture or fire, or produce irritant and corrosive gas. This could result in bodily injury or inverter
fault. Be sure to observe the following precautions.
• Take care not to swallow the battery.
• Do not apply excessive force to the positive terminal of the battery.
• Do not drop the battery.
• Do not short-circuit the battery terminals.
• Do not charge the battery.
• Do not discharge the battery forcedly.
• Never heat the battery.
• Never put the battery into fire.
• Never disassemble the battery.
• Do not deform the battery by pressure.
• When loading the battery into the inverter, take care not to insert it in wrong direction.
• Do not touch the fluid leaked from the battery.
• Do not leave a damaged battery in the inverter.
When storing the battery, keep it away from direct sunlight, high temperature, high humidity, and
rainwater.
The battery used in this product is a so-called primary battery, so dispose of it in accordance with local
code and regulations.
OPK-BP
3.6 V/1100 mAh
Lithium-thionyl chloride battery
5 years (Battery ambient temperature 60°C (140°F), Inverter not
powered)
55
55 (2.2)
Figure 4.13 External View and DimensionsȰ
4-79
4.5 Backup Battery
Max. 32 (1.3) Max. 32
23.5
24 (0.9)