High Temperature LED Exit Sign NiCd Battery
Features.
1. Long discharge platform
2. Low inner resistance
3. Long cycle life
4. CE/UL/RoHs/SGS certificate
5. Test according to IEC61951 and quality meet EN60598-2-22 & ICEL standards
Permanent charge endurance at E40
The permanent charge endurance test of high temperature NiCd battery:
1. initial charge efficiency test.
2. aging period.
3. final charge efficiency test.
Initial charge efficiency test (3 cycles) at + 40℃±2℃
Aging period (3 cycles) at 70℃±2℃ / Note: The temperature of 70℃ has been selected to simulate the ageing of cells during 4 years.
Final charge efficiency test (3 cycles) at 40℃±2℃
High Temperature NiCd/NiMH battery
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