a1

a2

a3

Compatible with
fluorescent-re


Recommended Areas

  • Office
  • Meeting room
  • Hallway
  • Showroom

How to select a suitable device
Select the device by the current of the lighting system in each circuit. For example, in a office, there are 40 lamps of 36W Fluorescent lamp per circuit. 40 lamps of Fluorescent 36W is equal to 18 Amp(40 lamps x 0.45 Amp, from table below). All in all, we would choose the 20 amp model [PSJP-20], or we can choose the ‘one to one’ model [PSJFL-18/36]. 

Lamp of Type Watt Amp per Lamp
FL 18W 0.37 Amp
36W 0.45 Amp
HID 70W 1 Amp
100W 1.2 Amp
150W 1.8 Amp
250W 3 Amp
400W 4.5 Amp
1000W 10 Amp
2000W 20 Amp


The device is suitable for use


power_controller_501

PSJFL-18 / PSJFL-36

power_controller_501

PSJP-10 / PSJP-20 / PSJP-30

power_controller_with_real_clock_501

PSJPR-10 / PSJPR-20 / PSJPR-30


The table shows the calculation of electricity

Type of lamp Fluorescent 36W
Quantity of lamp 1 lamp
Month 12 months
Average working time 30 days
Average working hours per day 12 hours
Electricity rates 4 baht per unit

 

Lamp of Type FL 18W FL 36W
Power lost (W) 6 6
Annual Electricity Charge (Baht) varied according to usage
Energy used (kW.Hr)    100% 414.72 725.76
Energy used (kW.Hr)      80% 331.78 580.61
Energy used (kW.Hr)      70% 290.30 508.03
Energy used (kW.Hr)      60% 248.83 435.46
Energy used (kW.Hr)      50% 207.36 362.88
Annual Saving (Baht)
Energy saved (kW.Hr)    100% 0.00 0.00
Energy saved (kW.Hr)      80% 82.94 145.15
Energy saved (kW.Hr)      70% 124.42 217.73
Energy saved (kW.Hr)      60% 165.89 290.30
Energy saves (kW.Hr)      50% 207.36 362.88


Example The furniture showroom, fire escape, Buildings and Parking

Lamp of Type 36W Fluorescent Lamp
Number of lamps in a parking lot 340 lamps
Operating Hours 12 hours per day
Devices Circuit System PSJP-10, PSJP-20, PSJP-30
Electricity charge before installation 250,185.60 Baht
Electricity charge after installation 125,092.80 Baht
Electricity charge savings per year 125,092.80 Baht
Investment Budget 350,259.00 Baht
Break-Even 2.8 Years