Toshiba Strata Dk14, Dk40i, Dk424 Installation And Maintenance Manual

DK424 Installation
AC Power Cabling Installation
Strata DK I&M 5/995-31
DK424 Installation
AC Power for Three or More Cabinets (Wall Mount)
Local electrical codes specify that a maximum of one or two AC power cords from the system can 
be plugged into wall outlets. Systems with three or more cabinets must be equipped with power 
strips (RPSB1 or RPSB2) to adhere to this requirement. Each power strip has three outlets and an 
AC power cord.
Three- or four-cabinet systems require one power strip, while...

DK424 Installation
Reserve Power Installation
5-32Strata DK I&M    5/99
Reserve Power Installation
Two or four customer-supplied, 12VDC batteries (80 amp hours maximum) can be connected to 
the system as a power failure backup. In the event of a power failure, the system automatically 
switches over to battery power without any interruption to existing calls or other normal system 
functions. 
The length of time reserve power operates depends on the system, size and number of batteries 
provided, and the...

DK424 Installation
Reserve Power Installation
Strata DK I&M 5/995-33
DK424 Installation
Reserve Power for One or Two Cabinets (Wall Mount)
1. Connect the black jumper wire (supplied with the PBTC-3M cable) from the positive terminal 
of one 12VDC battery to the negative terminal of the second 12VDC battery (Figure 5-20).
2. Ensure that a serviceable 10-amp fuse is installed in the in-line fuse holder of the PBTC-3M 
cable.
3. Connect the PBTC-3M battery cable white lead to the open positive terminal of...

DK424 Installation
Reserve Power Installation
5-34Strata DK I&M    5/99
Reserve Power/AC Wiring for Three or More Cabinets (Floor Mount)
Floor-mounted systems with three or more cabinets require a Conduit Connection Box (RCCB) to 
connect reserve power cabling and AC power cabling to the system. Only a qualified electrician 
can install cabling between the reserve power source and AC power cabling to the conduit 
connection box. All other steps required to install reserve power, including installation of...

DK424 Installation
Reserve Power Installation
Strata DK I&M 5/995-35
DK424 Installation
+
+ –
– 12 VOLT 12 VOLT
1
2
3-24VPOWER
+5V
-5V
AC INFGDC OUT
+-
ON
OFF
BATTPBTC-3M
Cable RPSB280 Power Supply - Front View
Right Side View
Battery Box or Rack
Two Jumper to Connect
Batteries in Series
(Supplied With PBTC Cable)
Black Wires White Wires
To Dedicated AC Outlet 
(See Important Note) Two PBTC-3M
Cables Cabinet No. 1
Cabinet No. 2PBTC-3M Cable
to BATT
Connector of
Power Supply
in Cabinet  1
PBTC-3M Cable
to...

DK424 Installation
Reserve Power Installation
5-36Strata DK I&M    5/99
CAB 2
CAB 3
CAB 4
CAB 5
CAB 6
CAB 1
RPSB1A RPSB1A
RPSU280A
RPSU280A
AC IN AC IN
RPSU280A
AC IN
RPSU280A
AC IN
RPSU280A
AC IN
RPSU280A MBJU
(see Note below)
Jumper Unit
AC IN
FG FG FG FG FG
FG
2043
Frame Ground
Screw (FG)
Data Cables
115VAC ±  10VAC (50/60 Hz)
(11.5 Amp max) Insulated
Ground
Wire “B”
Earth Ground:Cold Water Pipe
Or Ground RodAWG #6 Wire
Maximum
Length: 60 Feet
Per General Rules of Article 250 Of 
The National Electric...

DK424 Installation
Reserve Power Installation
Strata DK I&M 5/995-37
DK424 Installation
CAB 1
CAB 2
CAB 3
CAB 4
CAB 5
CAB 6
CAB 7
RPSB1A RPSB1A RPSB2A
RPSU280A
RPSU280A
AC IN AC IN
RPSU280A
AC IN
RPSU280A
AC IN
RPSU280A
AC IN
RPSU280A MBJU
(see Note below)
Jumper Unit
AC IN
RPSU280A
AC IN
FG FG FG FG FG FG
FG
2044
AC Cable
Intercabinet Power
Supply Ground Wire
Frame Ground
Screw (FG)
Data Cables
115VAC ±  10VAC 
(50/60 Hz)
(7.5 Amp max)Insulated
Ground
Wire “B”
Earth Ground: Cold Water Pipe
or Ground...

DK424 Installation
Reserve Power Installation
5-38Strata DK I&M    5/99
RBDB1A
or
RBDB2AF1 (250V, 12 amps each)F6 F7
F5
F4
F3
F2
RBDB1 (6 cabinets)
or RBDB2 (7 cabinets)
(Shown with cover off)
BATT
PSU RBDB1
or RBDB2
(shown with
cover on)
Top 
Mounting Hole
Top Mounting Hole
Bottom Mounting
Hole Right Side View Remove
three side
screws to 
remove cover RBDB1
or RBDB2
(shown with
cover on)
Bottom
Cabinet
(wall mount
installation)
Second
Cabinet Up
(floor mount
installation)
Remove
three side
screws to...

DK424 Installation
Reserve Power Installation
Strata DK I&M 5/995-39
DK424 Installation
+ – + –
BATT
PSU
+
+ –
– 12 Volt 12 Volt
Right Side View
Battery 
Cabinet or Rack
RBTC1A-1.5M cables from RBDB/PSU connectors to 
individual power supply RBSU280 “BATT” connectors 
Battery Distribution
Box RBDB1A 
(Three or more cabinets,
up to six. RBDB2A is
required for seven cabinets)
White Wires
16 AWG WireTwo “C”
cables to
connect
batteries
in series
Black Wires
12 Amp Fuse RBTCIA-2M cables to connect
batteries...

DK424 Installation
Reserve Power Installation
5-40Strata DK I&M    5/99
+ – + –
BATT
PSU
+
+ –
– 12 Volt 12 Volt
Right Side View
Battery 
Cabinet or Rack
RBTC1A-1.5M cables from RBDB2/PSU connectors to 
individual power supply RBSU280 “BATT” connectors
(supplied with RDBD2). 
White Wires
16 AWG WireThree “C”
cables to
connect
batteries
in series
Black Wires
12 AMP Fuse RBTCIA-2M cables to connect
batteries to RBDB2 distribution box
(6.5 ft cables)RBDB2 To “BATT” 
Connector
RPSU 280
Bottom Cabinet To...