06 Rafha Heat Loss

HEAT DISSIPATION CALCULATION RAFHA P/P, 480V STATION SWITCHGEAR DESCRIPTION BUS-1

BUS-1

BUS-1

BUSTIE

MCCB, 400A AUX.RELAY PANEL LIGHT PANEL HEATER

ACB, 2000A PROT/SUPERV. RELAYS AUX.RELAY/LAMPS PANEL LIGHT PANEL HEATER BUSBAR

ACB, 1000A PROT/SUPERV. RELAYS AUX.RELAY/LAMPS PANEL LIGHT PANEL HEATER BUSBAR

ACB, 5000A PROT/SUPERV. RELAYS AUX.RELAY/LAMPS PANEL LIGHT PANEL HEATER BUSBAR

QTY.

P/LOSS

2 6 2 2

66.0 1.5 20.0 150.0

1 4 6 1 1 1

2 8 12 2 2 2

1 5 13 1 1 1

225.0 1.5 1.5 20.0 150.0 90.1

90.0 1.5 1.5 20.0 150.0 35.2

1.5 1.5 20.0 150.0

P/TOTAL 132.0 9.0 40.0 300.0 481.0

481.0

WATTS

225.0 6.0 9.0 20.0 150.0 90.1 500.1

500.1

WATTS

180.0 12.0 18.0 40.0 300.0 70.4 620.4

620.4

WATTS

0.0 7.5 19.5 20.0 150.0 0.0 197.0

197.0

WATTS

INCOMER

BUS-2

BUS-2

BUS-2

BUS-1/2

ACB, 5000A PROT/SUPERV. RELAYS AUX.RELAY/LAMPS PANEL LIGHT PANEL HEATER BUSBAR PT

ACB, 2000A PROT/SUPERV. RELAYS AUX.RELAY/LAMPS PANEL LIGHT PANEL HEATER BUSBAR

ACB, 1000A PROT/SUPERV. RELAYS AUX.RELAY/LAMPS PANEL LIGHT PANEL HEATER BUSBAR

ACB, 800A PROT/SUPERV. RELAYS AUX.RELAY/LAMPS PANEL LIGHT PANEL HEATER BUSBAR

HORIZONTAL BUSBAR

2 14 26 2 2 2 4

2 8 12 2 2 2

2 8 12 2 2 2

1 4 6 1 1 1

12

700.0 1.5 1.5 20.0 150.0 281.7 30.0

225.0 1.5 1.5 20.0 150.0 90.1

90.0 1.5 1.5 20.0 150.0 35.2

90.0 1.5 1.5 20.0 150.0 35.2

281.7 TOTAL

1400.0 21.0 40.0 40.0 300.0 563.4 120.0 2484.4

2484.4

WATTS

450.0 12.0 18.0 40.0 300.0 180.3 1000.3

1000.3

WATTS

180.0 12.0 18.0 40.0 300.0 70.4 620.4

620.4

WATTS

90.0 6.0 9.0 20.0 150.0 35.2 310.2

310.2

WATTS

3380.2

3380.2

WATTS

9594.1

WATTS

>>>>>>>

HEAT DISSIPATION CALCULATION RAFHA P/P, 480V UNIT SWITCHGEAR (UAT-301) DESCRIPTION INCOMER

ACB, 2000A PROT/SUPERV. RELAYS AUX.RELAY/LAMPS PANEL LIGHT PANEL HEATER BUSBAR PT

ACB, 2000A PROT/SUPERV. RELAYS AUX.RELAY/LAMPS PANEL LIGHT PANEL HEATER BUSBAR

ACB, 800A PROT/SUPERV. RELAYS AUX.RELAY/LAMPS PANEL LIGHT PANEL HEATER BUSBAR

MCCB, 400A AUX.RELAY PANEL LIGHT PANEL HEATER

HORIZONTAL BUSBAR

QTY.

P/LOSS

2 14 26 2 2 2 3

225.0 1.5 1.5 20.0 150.0 90.1 30.0

1 4 6 1 1 1

1 4 6 1 1 1

1 3 1 1

4

225.0 1.5 1.5 20.0 150.0 90.1

90.0 1.5 1.5 20.0 150.0 35.2

66.0 1.5 20.0 150.0

281.7 TOTAL

P/TOTAL 450.0 21.0 40.0 40.0 300.0 180.3 90.0 1121.3

1121.3

WATTS

225.0 6.0 9.0 20.0 150.0 90.1 500.1

500.1

WATTS

90.0 6.0 9.0 20.0 150.0 35.2 310.2

310.2

WATTS

66.0 4.5 20.0 150.0 240.5

240.5

WATTS

1126.7

1126.7

WATTS

3298.9

WATTS

>>>>>>>

HEAT DISSIPATION CALCULATION RAFHA P/P, 480V UNIT SWITCHGEAR (UAT-302) DESCRIPTION INCOMER

ACB, 2000A PROT/SUPERV. RELAYS AUX.RELAY/LAMPS PANEL LIGHT PANEL HEATER BUSBAR PT

ACB, 2000A PROT/SUPERV. RELAYS AUX.RELAY/LAMPS PANEL LIGHT PANEL HEATER BUSBAR

ACB, 800A PROT/SUPERV. RELAYS AUX.RELAY/LAMPS PANEL LIGHT PANEL HEATER BUSBAR

MCCB, 400A AUX.RELAY PANEL LIGHT PANEL HEATER

HORIZONTAL BUSBAR

QTY.

P/LOSS

2 14 26 2 2 2 3

225.0 1.5 1.5 20.0 150.0 90.1 30.0

1 4 6 1 1 1

1 4 6 1 1 1

1 3 1 1

4

225.0 1.5 1.5 20.0 150.0 90.1

90.0 1.5 1.5 20.0 150.0 35.2

66.0 1.5 20.0 150.0

281.7 TOTAL

P/TOTAL 450.0 21.0 40.0 40.0 300.0 180.3 90.0 1121.3

1121.3

WATTS

225.0 6.0 9.0 20.0 150.0 90.1 500.1

500.1

WATTS

90.0 6.0 9.0 20.0 150.0 35.2 310.2

310.2

WATTS

66.0 4.5 20.0 150.0 240.5

240.5

WATTS

1126.7

1126.7

WATTS

3298.9

WATTS

>>>>>>>

ACB E1 E2 E2 E2 E3 E3 E3 E4 E4 E6 E6

A 800 1250 1600 2000 1250 2000 3200 3200 4000 3200 5000

BUSBAR // W 1 60 1 60 2 60 2 60 1 100 2 100 2 120 2 120 3 120 2 200 3 200

T 10 10 10 10 10 10 10 10 10 10 10

AREA mm2 600 600 600 600 1000 1000 1200 1200 1200 2000 2000

p/90d 0.022535 0.022535 0.022535 0.022535 0.022535 0.022535 0.022535 0.022535 0.022535 0.022535 0.022535

R/M 0.000037558 0.000037558 0.000037558 0.000037558 2.2535E-005 2.2535E-005 0.000018779 0.000018779 0.000018779 1.1267E-005 1.1267E-005

L= 1meter Watts/M 24 59 96 150 35 90 192 192 300 115 282