Battery Wiring Diagram (Two Or Four Batteries) Wall Mount Only; Typical Reserve Power Duration Estimate - Toshiba Strata DK 280 Installation Manual

Table
3-1

Typical Reserve Power Duration Estimate

Number
Estimated operation time
Two-battery configuration
Estimated operation time
Four-battery configuration
DC Current Drain (-24 VDC)
Time is estimated with the following considerations:
2.
Two or four batteries connected per Figure 3-21.
3. Batteries are 12VDC, rated at 80 amp/hours each.
4. System is operating at
5. Batteries used for this test are gel-cell and maintenance-free. Reserve duration will
vary depending upon battery type, age, and manufacturer. These figures should only
be used as an estimate.
4
12 VOLT
BATTERIES
80 AMP/
HR EACH
BLACK
WIRE
TO RPSU280
"BATT" CONNECTORS
max)
(6
CABLES (6-max)'
WHITE WIRE
TO RPSU280
" B A T CONNECTORS
Notes:
electrician per local electric code using conduit (see Figure 3-2 1).
2. RBTClA-2M cable current ratings: Discharge, 12 amps madcharge, 3.9 amps max.
PBTC and RBTClA-1.5M cable current ratings: Discharge, 4.9 amps madcharge 0.6 amps max.
4. Batteries should be installed in a customer supplied commercial Battery Box or enclosed Rack.
General Notes:
PBTC cables are used for one or
for three or more cabinet installations (see Figure 3-25).
Since these cables are not UL listed, a licensed electrician should install them.
Cables connecting to Batteries must be 16 A WG minimum.
Figure 3-26

Battery Wiring Diagram (Two or Four Batteries) Wall Mount Only

3-38
of 1
Cabinets
16.0 hr
8.0 hr
32.0 hr 16.0 hr
6.7 A
full
load traffic with LCD phones.
RE
RBDB
FUSES (10 AMP)
(cover removed)
two cabinet installations (see Figure 3-23); two RBTCIA-2M cables are used
IMPORTANT !
2 3 4
hr 3.7 hr
5.0
10.0 hr 7.5 hr
9.9 A 13.1 A
WHITE WIRE
12 VOLT4
BATTERIES
80 AMP/
HR EACH
4
12 VOLT
80 AM PI
HR EACH
WHITE WIRE
12 VOLT4
80 AMPI
HR EACH
WIRE
5 6
3.0 hr 2.5 hr
6.0 hr 5.0 hr
BASE CABINET
RPSU
280 BATT
BASE CABINET
RPSU
280
PBTC CABLES
(9
BASE CABINET
RPSU 280 BATT
PBTC CABLES (9 ft)
January 1996