Power budget for CASLab instrumentation up to summer season 2004/05
For 02/03


Instrument power
power budget (W)
voltage

Leeds HPLC (S) 1 kW
1000
240 V

PERCA (S) 2 kW
2000
240 V

HONO 1 kW
1000
240 V

NMHC 2.5 kW
2500
240 V

OH/HO2 (S) 5 -7 KVA
7000
240 V +?

DOAS   2.5 kW
2500
240 V

GC-MS (S) 3.8 kW
3800
240 V / 15A

PTR-MS ?
?
?

PAN GC 0.75 kW max
750
240 V / 3A

Pump for flask filling 0.15 kW max
150
240 V / 0.5 A 150
Boundary Layer Met - internal 1 kW
1000
240 vac 1000
Boundary Layer Met - external 0.75 kW
750
110 vac 750
BAS HCHO 110 W
110
220 vac

BAS NO/NO2 2.5 kW
2500
240 V

CO RGA-3    (Birks = 10 W) 0.18 kW max (runs at 75 W)
180


O3 49C    (Birks = 4 W) 150 W
150

4
Radiometer ~ 1.2 kW max at calibration
1200
240 V / 1A max

Heaters for Radiometer boxes ~ 100 W
100


Condensation Nucleus Counter ~ 100 W
100

100
aerosol (2 x hi-vol, 2 x lo-vol) 2 x 0.8 kW + 2 x 0.15 kW
1900

1900
Aethalometer

Pure air generator 0.65 kW
650


PCs and screens 3 at ~ 200 W + screens (~250W)
1350

200
Aerosol sampling stack 240 W
240

240
Gas sampling stack ~ 0.25 kW
250

250
laminar flow bench 300 W (occasional use)
300


air compressor 1.1 kW (occasional use)
1100



4594


(S) = second (04/05) summer only




over-winter consumption = 18780 W


extra for second summer = 13800 W




total consumption = 32580 W