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Calculator
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Contact details
Name
*
Last name
*
E-mail
*
Company
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Country
Existing solution
Fixture type
400 W HPS
600 W HPS
1000 W HPS
Fixture quantity
Average daily usage (hours)
Please enter a number from
1
to
24
.
Electricity rate (GBP/kWh)
Suggested rate: £ 0.15
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Calculation
Fixture light output (PPF)
1480
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Fixture light output (PPF)
1670
Fixture light output (PPF)
920
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Fixture light output (PPF)
1006
Fixture light output (PPF)
548
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Fixture light output (PPF)
550
PPFD at 1,2m crop height (umol/m2/s)
270
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PPFD at 1,2m crop height (umol/m2/s)
275
PPFD at 1,2m crop height (umol/m2/s)
160
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PPFD at 1,2m crop height (umol/m2/s)
165
PPFD at 1,2m crop height (umol/m2/s)
90
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PPFD at 1,2m crop height (umol/m2/s)
100
Uniformity
>75%
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Uniformity
*
>80%
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Electrical consumption (W), fixture & ballast/driver
1100
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Electrical consumption (W), fixture & ballast/driver
545
Electrical consumption (W), fixture & ballast/driver
655
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Electrical consumption (W), fixture & ballast/driver
320
Electrical consumption (W), fixture & ballast/driver
465
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Electrical consumption (W), fixture & ballast/driver
180
Total load (kW)
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Total load (kW)
Total load (kW)
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Total load (kW)
Total load (kW)
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Total load (kW)
Annual operating hours (365 days)
Annual energy consumption (kWh)
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Annual energy consumption (kWh)
Annual energy consumption (kWh)
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Annual energy consumption (kWh)
Annual energy consumption (kWh)
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Annual energy consumption (kWh)
Rated lamp life PPF maintenance (90%)
12000
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Rated lamp life PPF maintenance (90%)
50000
Service life (years)
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Service life (years)
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Savings
Annual kWh saved
Annual energy saving (GBP)
Annual kWh saved
Annual energy saving (GPB)
Annual kWh saved
Annual energy saving (GBP)
Reduction in BTUs emitted
Reduction in BTUs emitted
Reduction in BTUs emitted
Total cost of investment (LEDs + installation)
Total cost of investment (LEDs + installation)
Total cost of investment (LEDs + installation)
Payback time (months)
Payback time (months)
Payback time (months)