Frequently Asked Questions
General Questions
What type of battery is the Crown CR-150?
The Crown CR-150 is an 8VDC deep cycle flooded lead acid battery with a rated capacity of 150Ah at the 20-hour rate. Its GC8 form factor is commonly used in applications requiring multiple batteries connected together to achieve a higher system voltage.
What is the capacity of the Crown CR-150 at different discharge rates?
The Crown CR-150 provides different amp-hour ratings depending on the discharge rate:
- 165Ah at the 100-hour rate
- 150Ah at the 20-hour rate
- 138Ah at the 10-hour rate
- 120Ah at the 5-hour rate
The available capacity can change with discharge rate, temperature, battery condition, and other operating factors.
How much energy does the Crown CR-150 store?
The Crown CR-150 is rated at 0.87 kWh at the 20-hour rate and 1.28 kWh at the 100-hour rate. These ratings represent calculated storage values, while actual usable energy will depend on the system design, discharge conditions, battery age, temperature, and depth of discharge.
What applications can use the Crown CR-150?
The Crown CR-150 can be used in solar and renewable energy systems as well as golf carts, utility vehicles, floor machines, and other applications requiring deep cycle power. The system should be designed around its 8VDC voltage and flooded lead acid characteristics.
Is the Crown CR-150 suitable for solar energy storage?
Yes. The Crown CR-150 can be used for solar energy storage when the battery bank, charge controller, inverter, and solar array are properly matched. Its flooded design requires ventilation and regular maintenance.
Charging & Maintenance
What type of charger should be used with the Crown CR-150?
The Crown CR-150 should be charged with equipment configured for an 8VDC flooded lead acid battery bank. In a solar system, the charge controller should be configured for the complete battery-bank voltage and according to the appropriate Crown charging requirements.
Does the Crown CR-150 require watering?
Yes. The Crown CR-150 is a flooded lead acid battery and requires periodic electrolyte inspection and watering. Distilled or de-mineralized water should be used when watering is required, following proper battery-maintenance procedures.
What reserve capacity does the Crown CR-150 provide?
The Crown CR-150 provides different reserve-capacity ratings depending on the discharge rate:
- 65 minutes at 75 amps
- 90 minutes at 56 amps
- 250 minutes at 25 amps
Reserve capacity should be evaluated against the actual load because a higher discharge rate results in less available runtime.
Why does the Crown CR-150 need ventilation?
The Crown CR-150 is a flooded lead acid battery and can release hydrogen gas during charging. It should be installed in a properly ventilated location and kept away from sparks, flames, cigarettes, and other ignition sources.
What maintenance should be performed on the Crown CR-150?
Regular maintenance should include:
- Checking electrolyte levels
- Inspecting terminals and cable connections
- Checking for corrosion or physical damage
- Confirming proper charging performance
- Keeping the battery clean and properly ventilated
Crown Battery Comparison
How does the Crown CR-150 compare with the Crown CR-165?
The Crown
CR-165 and Crown CR-150 are both 8VDC GC8 deep cycle flooded lead acid batteries. The Crown CR-165 provides 165Ah at the 20-hour rate compared with 150Ah for the Crown CR-150. The CR-165 also provides greater reserve capacity and rated energy while using the same listed battery dimensions.
|
Specification
|
CR-150
|
CR-165
|
|
Voltage
|
8VDC
|
8VDC
|
|
Capacity (20 Hr)
|
150Ah
|
165Ah
|
|
Capacity (5 Hr)
|
120Ah
|
140Ah
|
|
Storage kWh (20 Hr)
|
0.87 kWh
|
1.40 kWh
|
|
Reserve Capacity
|
65 min @ 75A
|
82 min @ 75A
|
|
Dimensions
|
10.31 x 7.06 x 9.72 in (26.2 x 17.9 x 24.7 cm)
|
10.31 x 7.06 x 10.82 in (26.2 x 17.9 x 27.5 cm)
|
|
Weight
|
60 lbs (27.2 kg)
|
64 lbs (29.0 kg)
|
|
Terminal Type
|
Dual post/Stud combination
|
Dual post/Stud combination
|
When would the Crown CR-150 be preferred over the Crown CR-190?
The Crown
CR-190 and Crown CR-150 are both 8VDC GC8 flooded lead acid batteries. The CR-190 provides 190Ah at the 20-hour rate compared with 150Ah for the Crown CR-150 and offers greater reserve capacity and rated energy. The CR-150 can be a practical choice when its lower capacity and lighter weight meet the system requirement.
|
Specification
|
CR-150
|
CR-190
|
|
Voltage
|
8VDC
|
8VDC
|
|
Capacity (20 Hr)
|
150Ah
|
190Ah
|
|
Capacity (5 Hr)
|
120Ah
|
155Ah
|
|
Storage kWh (20 Hr)
|
0.87 kWh
|
1.63 kWh
|
|
Reserve Capacity
|
65 min @ 75A
|
95 min @ 75A
|
|
Dimensions
|
10.31 x 7.06 x 9.72 in (26.2 x 17.9 x 24.7 cm)
|
10.31 x 7.06 x 10.82 in (26.2 x 17.9 x 27.5 cm)
|
|
Weight
|
60 lbs (27.2 kg)
|
69 lbs (31.3 kg)
|
|
Terminal Type
|
Dual post/Stud combination
|
Dual post/Stud combination
|
Solar Application & Battery Life
How should the Crown CR-150 be used in a solar battery bank?
The Crown CR-150 should be matched with the required system voltage, daily energy demand, solar production, inverter requirements, and desired backup time. Because it is an 8VDC battery, multiple matching batteries are normally connected in series to create a higher-voltage battery bank.
How many Crown CR-150 batteries are needed for a 24VDC solar battery bank?
An 8VDC battery requires three batteries connected in series to create a nominal 24VDC battery bank.
- 3 Crown CR-150 batteries in series = 24VDC nominal
- 6 Crown CR-150 batteries in series = 48VDC nominal
- Additional parallel strings can increase total amp-hour capacity
The complete battery bank should use matching batteries and properly sized cables, protection, charging equipment, and inverter components.
Can Crown CR-150 batteries be connected in parallel?
Yes. Matching Crown CR-150 batteries can be connected in parallel after the required series configuration has been established to increase total amp-hour capacity. Proper battery matching and balanced wiring are important when building multiple parallel strings.
How can I help extend the life of the Crown CR-150 in a solar system?
Proper charging, regular electrolyte checks, correct watering, adequate ventilation, clean connections, and avoiding unnecessary deep discharges can help support reliable battery performance and longer service life. Operating temperature and overall battery maintenance also affect battery life.
Can the Crown CR-150 be installed on its side?
No. The Crown CR-150 is a flooded lead acid battery containing liquid electrolyte and should be installed upright. Proper positioning also allows the battery to be inspected and maintained correctly.
Read Less