MK Battery Guide

TECHNICAL BULLETIN
EAST PENN manufacturing co., inc. 8 Lyon Station, PA 19536 8 Phone: [phone]
EAST PENN MFG. CO., INC. – Proprietary. No part of this document may be copied, reproduced or disclosed electronically or
mechanically, without written permission from the company. All data subject to change without notice.
September 7, 2007
Rev. 0
Gel AGM Flooded
Bulk Charge Stage
30% of 20hr Rate
30% of 20hr Rate 30% of 20hr Rate
20% of 6hr Rate 20% of 6hr Rate 20% of 6hr Rate
Absorption (Regulation) Stage
2.35 - 2.40 vpc 2.30 - 2.35 vpc 2.40 - 2.45 vpc
Float Charge
2.25 - 2.30 vpc 2.25 - 2.30 vpc 2.30 - 2.35 vpc
Equalize Charge
2.40 - 2.45 vpc 2.35 - 2.40 vpc 2.50 - 2.55 vpc
V
olta
g
e limits at 25°C
(
77°F
)
Temperature Coefficient = 0.005 mv /
o
C
Cut-off parameters per char
g
e and equalize intervals are application specific and will var
y
dependent upon site specific characteristics such as: temperature, da
y
s of autonom
y
,
arra
y
to load ratio. etc…
Gel T
y
pes
A
GM T
y
pes Flooded T
y
pes
8GU1, 8G22NF,
8G24, 8G27,
8G30H, 8GGC2,
8G4D, 8G8D,
G45, G75 & G105
8AU1, 8A22NF,
8A24, 8A27, 8A31,
8AGC2, 8A4D,
8A8D & Unigy II
8L16, 8GC220,
DC27, 8C11,
9C11, GC15G,
M75, M85 & M100
Photovoltaic Battery Charging Parameters
Constant Volta
g
e
Constant Volta
g
e
Constant Volta
g
e
Max. Current (Monoblock Battery Design)
Max. Current
(
Sin
g
le Cell Batter
y
Desi
g
n
)