278 • Section 10 — Chassis Information Cayman 2006
BATTERY SPECIFICATION CHARTS
Engine Cold Cranking Amp Requirements
Cummins ISB 1190 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 confi guration. †CCA Ratings are 0° F.
These are the minimum requirements.
Approximate Hours of Ampere Load
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 confi guration.
Battery State of Charge vs Voltage/Specifi c Gravity
Voltage Specifi 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.
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