Load testing of the control unit's VRLA batteries reveals that they must be replaced. Which two of the following are requirements for the replacement of VRLA batteries? (Choose two.)
A.
Batteries shall be approved by the authority having jurisdiction.
B.
Batteries shall be listed by a nationally recognized testing laboratory.
C.
Batteries shall be marked with the month and year of manufacture.
D.
Batteries shall be the same make and model as those being replaced.
Replacement batteries used in fire alarm systems must meet strict safety and documentation requirements:
NFPA 72 (2022), Section 10.6.10.1.2:
“Batteries shall be marked with the month and year of manufacture.”
NFPA 72 (2022), Section 10.6.10.2:
“Batteries shall be listed for the intended purpose by a nationally recognized testing laboratory (NRTL).”
There isno requirementthat replacement batteries must be the same make/model, though compatibility must be ensured.
Correct answers:
Batteries shall be listed by a nationally recognized testing laboratory
Batteries shall be marked with the month and year of manufacture
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