CHASSIS INFORMATION — 10
262
2008 IMPERIAL
BATTERY SPECIFICATION CHARTS
Engine Cold Cranking Amp Requirements
ISL 1500
CCA
12
VOLTS
CCA Ratings are at 0° F. These are the minimum requirements.
Application
AH (20 HR)
CCA
†
RC (25A @ 80
° F) Minutes
12 Volt Chassis* Group
31p - MHD (2 each)
950
195
6 Volt Domestic** U2200
(4 each)
450
75 Amp @
80°
F = 230 Min.
*Batteries connected in parallel. **Four batteries connected in a Series/Parallel con
fi
guration. †CCA Ratings are 0° F. These are
the minimum requirements.
Approximate Hours of Ampere Load
**U2200
5 AMPS
10 AMPS
15 AMPS
20 AMPS
25 AMPS
110
44
25
18
14
**Four batteries connected in a Series/Parallel con
fi
guration.
Battery State of Charge vs Voltage/Speci
fi
c Gravity
Voltage
Speci
fi
c Gravity
State of Charge
Depth of Charge
12.65
1.265
100%
0%
12.45
1.225
75%
25%
12.25
1.190
60%
50%
12.05
1.145
25%
75%
11.90
1.100
0%
100%
Voltage Reading: Battery fully charged at rest for one hour.