Hitachi UC 14YFA Technical Data And Service Manual page 13

Q6 What is the relationship between the chargeable temperature range of the battery when starting
charging and the upper limit of the chargeable temperature of the battery?
A6 The relationship is indicated in the following table.
Chargeable temperature range of the battery
when starting charging
Charger
Ni-Cd battery
UC 14YFA
- 5 ˚C to 55 ˚C
UC 24YFA - 5 ˚C to 55 ˚C
UC 24YC
- 5 ˚C to 55 ˚C
UC 14YF2 - 5 ˚C to 60 ˚C
* Charging is automatically stopped when the
even if the battery temperature does not reach the above limit.
*Upper limit of the chargeable temperature of
the battery
Ni-MH battery
0 ˚C to 45 ˚C
0 ˚C to 45 ˚C
0 ˚C to 45 ˚C
0 ˚C to 45 ˚C
system or the dT/dt system detects completion of recharging
11
Ni-Cd battery
60 ˚C
60 ˚C
60 ˚C
65 ˚C
Ni-MH battery
55 ˚C
55 ˚C
55 ˚C
55 ˚C