Altronix AL802ULADAJ Guia de Instalação descarregar pdf (Página 9)

AL802ULADAJ - 9 -

Battery Calculation Worksheet

Units are capable of recharging 40 AH battery max. If total ampere - hour required exceeds 40 AH,

decrease AUX current to provide enough stand-by time for the application.

Device

Number of

Devices

Current per Device

Stand-by

Current

Alarm

Current

For each device use this formula: This column x This column = Equals Current per number of devices.

AL802ULADAJ

(Current draw from battery)

Stand-by: 90mA 90mA

Alarm:

175mA 175mA

A AL802 Current

90mA 175mA

Auxiliary Devices Refer to device manual for current ratings.

Alarm/Stand-by mA mA mA

B Auxiliary Devices Current (must not exceed 1 amp)

Refer to device manual for current ratings.

Alarm: mA 0mA mA

Notification Appliances Current must not exceed 8 amp (8000mA) 0mA mA

Total alarm current mA mA

Total current ratings converted to amperes (line D x .001) A A

Number of standby hours (24 for NFPA 72, Chapter 1, 1-5.2.5). H

Multiply lines E and F. Total stand-by AH AH

Alarm sounding period in hours.

(For example, 5 minutes = .0833 hours.)

Multiply lines E and H. Total alarm AH AH

Add lines G and I. Total stand-by and alarm AH AH

Multiply line J by 1.30.

(30% extra insurance to meet desired performance)

Total ampere - hours required

1 2 3 4 5 6 7 8 9 10 11 12

Sem comentários

Altronix AL802ULADAJ Guia de Instalação Página 9