Backup Calculation [PDF]

Zitiervorschau

Enter

Enter

UPS Capacity in VA

UPS Load Backup In Power Factor Hour

6000

Enter

0.8

Enter DC Voltage Inverter of UPS Efficiency

4

384

Enter De rating Factor of Batteries

0.9

0.65

De rating factor of Batteries

Backup Time 4 Hours

0.45 0.55 0.65 0.75 0.85

AH=

UPS CAPACITY IN VA X LO DC VOLTGE of UPS X INVE

AH Availabl DC voltage Accenta 1KVA Accenta 2KVA Accenta 3KVA Accenta 6KVA Accenta 10KVA Renata I 5 KVA Renata I 10 KVA Renata I 15 KVA Renata I 20 KVA Proacta 10 KVA Proacta 15 KVA Proacta 20 KVA Proacta 20 KVA Renata-300- 3Phase ( 10 KVA -300 KVA Renata-Cyclone- 3Phase ( 10 KVA -200 KVA

36 96 96 240 240 192 384 384 384 384 384 384 384

Exide/Amaraon/GY Exide Exide Amaraon/GY Exide/Amaraon/GY Exide/Amaraon/GY Exide/Amaraon/GY Exide/Amaraon/GY Amaraon Exide/Amaraon/GY Exide Exide/Amaraon Exide/GY

360

Amaraon

720

Exide/GY

Renata-Cyclone T- 3Phase ( 10 KVA -200 KVA

624

LOAD power Factor Accenta Renata i/Proacta Renata 300 / Cyclone

0.7 0.8 0.8

No of 12V Batteries Required

AH Required

85

32

UPS CAPACITY IN VA X LOAD POWER FACTOR X BACKUP IN HOUR DC VOLTGE of UPS X INVERTOR EFFICIENCY X BATTERY DERATING FACOR

AH Available SMF TUBULAR 7 40 Exide /southern /GY 15 50 Exide 17 60 Exide /southern /GY 18 66 Exide 26 75 Exide /southern /GY 42 80 Southern 65 100 Exide /southern /GY 75 120 Southern /GY 84 130 Exide /southern /GY 100 150 Exide /southern /GY 120 200 Exide /southern /GY 130 150 160 200

BATTERY AH CALCULATION

Derating Backup factor of Time Batteries AH= 4 Hours 0.85

UPS CAPACITY IN VA X LOAD POWER FACTOR X BACKUP IN HOUR DC VOLTGE of UPS X INVERTOR EFFICIENCY X BATTERY DERATING FACOR DC VOLTTAGE INVERTOR EFFICIENCY LOAD POWER FACTOR

= NO OF BATTERIES X 12 V = 95% = 0.7 Required AH

Nearest AH Available

for 750VA 60 Minits backup

750 X 0.7 x 1 36 x 0.95 x 0.55

Required - 28 AH - 3 No's

We Offer 12 V/26 AH- 3 No's

for 1KVA 60 Minits backup

1000 X 0.7 x 1 36 x 0.95 x 0.55

Required - 37 AH- 3 No's

We Offer 12V/42AH - 3No's

for 10 KVA 30 Minits backup

10000 X 0.7 x 1 240 x 0.95 x 0.55

Required - 56 AH / 20 No's

We Offer 12V/65AH - 20 No's

for 20 KVA 30 Minits backup

20000 X 0.7 x 1 240 x 0.95 x 0.55

Required - 112 AH / 20 No's

We Offer 12V/65AH/ 2 x 20 No's

BATTERY AH CALCULATION

Derating Backup factor of Time Batteries AH= 4 Hours 0.85

for 2 KVA -2 hours backup

UPS CAPACITY IN VA X LOAD POWER FACTOR X BACKUP IN HOUR DC Voltage X INVERTOR EFFICIENCY X BATTERY DERATING FACOR Load Power factor of E&C Accenta UPS = 0.7 DC Voltage :- 96 VDC ( No of Batteries x 12V ) BacK up Required :- 2 Hours Invertor Efficiency : 93%

2000X 0.7 x 2 96 x x 0.93 x 0.65

Required AH 48 AH

Nearest AH Available 2 x 26 AH ( 52 AH )

We are offering 12V/ 26 AH - 2 x 8 No's SMF Batteries

Annamalai K.S Electronics & Controls Power Systems Pvt Ltd, 29-A,2nd Phase,Industrial Area, Peenya, Bangalore-560058. Ph -080-; 3242 9511 ;2837 9401; Fax -2839 1587 Mobile – 093412 63968

BATTERY AH CHART DESCRIPTION

PARAMETER

UNIT

200 VA

UPS CAPACITY POWER FACTOR

0.8 PF

INV EFFICIENCY

90 %

3 Nos

NO OF BATTERY

BACK-UP HR

Enter the UPS capacity

REQUIRED AH

10 minuts

2 AH

Required Change the pf

15 minuts

3 AH

Required Change the Efficiency

30 minuts

5 AH

Enter the No-of Battery You offered 60 minuts

9 AH

BATTERY END VOLTAGE

10.5 VDC

90 mints

13 AH

BATTERY LOW CUTT-OFF

31.5 VDC

2 Hour

16 AH

DISCHARGE POWER

178 VA

3 Hour

21 AH

4 Hour

27 AH

5 Hour

33 AH

6 Hour

39 AH

8 Hour

51 AH

10 Hour

63 AH

6 A

DISCHARGE CURRENT

AH=

Backup Time 4 Hours

UPS CAPACITY IN VA X LOAD POWER FACTOR X BACKUP IN HOUR DC VOLTGE of UPS X INVERTOR EFFICIENCY X BATTERY DERATING FACOR

De rating factor of Batteries 0.45 0.55 0.65 0.75 0.85

Required Total VAH

88 VAH 113 VAH 185 VAH

317 VAH 484 VAH 564 VAH

960

752 VAH 967 VAH 1195 VAH 1401 VAH 1847 VAH 2257 VAH

106