Page154 of 544 Provisioning

553-3011-100 Standard14.00 January 2002
Worksheet I: Battery current calculation for customer-provided DC reserve power
IBatt (Main) in DC amps = Pin (Main) =_____
48
Pin (Main)= P out (Main)
0.80
=_____
IBatt(M ain)
80% efficiency
customer-provided
reservep ower
system
power supply
Option11C
CE&PE

Main cabinet

Pout (Main) = _____
VBat t = 48VDC
IBatt (Expan)in DC amps =Pin (Expan)=_____
48
Pout(Expan) = _____
Pin (Expan)= P out(E xpan)
0.80
=___ __

Expansioncabinet V= 48V

80% efficiency
Option 11C PE
customer-provided
reservepower
system
power supply
IBatt(Expan)
VBat t = 48VDC
NTDK72DC
NTDK72DC