Omnitron Systems iConverter 8245-11pt User Manual page 4

1-module redundant power chassis
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The over current protection for the connection with centralized DC shall be provided in
the building installation and shall be a UL listed breaker rated at 20 Amps, and installed
per the National Electrical Code, ANSI/NFPA-70.
This equipment requires 20-60VDC/0.6Amp rated power. Appropriate overloading
protection should be provided on the DC power source outlets utilized.
NOTE: The DC power battery return (BR) terminal or positive terminal must be
grounded at the source end (power feed or DC mains power end). The DC power
BR input terminal is not connected to the equipment frame (chassis), so it is
configured as DC-I according to the GR-1089-CORE, Issue 4 (sec 9.8.3) definitions.
WARNING: Only a DC power source that complies with
safety extra low voltage (SELV) requirements can be
connected to the DC-input power supply.
WARNING REGARDING EARTHING GROUND:
o
This equipment shall be connected to the DC supply
system earthing electrode conductor or to a bonding
jumper from an earthing terminal bar or bus to which the
DC supply system earthing electrode is connected.
o
This equipment shall be located in the same immediate
area (such as adjacent cabinets) as any other equipment
that has a connection between the earthed conductor of
the same DC supply circuit and the earthing conductor,
and also the point of earthing of the DC system. The DC
system shall not be earthed elsewhere.
o
The DC supply source is to be located within the same
premises as this equipment.
o
There shall be no switching or disconnecting devices in
the earthed circuit conductor between the DC source and
the earthing electrode conductor.
Locate the DC circuit breaker and switch the circuit breaker to the OFF position.
Prepare a power cable using a three conductor insulated wire (not supplied) with 12AWG
to 14AWG thickness. Cut the power cable to the length required.
Strip approximately 3/8 of an inch of insulation from the power cable wires.
Connect the ground wire to the ground terminal on the chassis by fastening the stripped
end to the DC power connector (ground).
Connect the power cables to the chassis by fastening the stripped ends to the DC
power connector.
WARNING: Note the wire colors used in making the positive, negative and ground
connections. Use the same color assignment for the connection at the circuit breaker.
Connect the power wires to the circuit breaker and switch the circuit breaker ON.
Page 7
Rear of 1-Module Redundant Power Chassis,
AC/DC with 3 Pin Terminal DC Power Connector
WARNING!!!
NEVER ATTEMPT TO OPEN THE CHASSIS OR
SERVICE THE POWER SUPPLY. OPENING THE
CHASSIS MAY CAUSE SERIOUS INJURY OR DEATH.
THERE ARE NO USER REPLACEABLE OR
SERVICEABLE PARTS IN THIS UNIT.
DC Powered Chassis (2 Pin Terminal) and Cabling
This module is intended for installation in restricted access areas. ("Les matériels
sont destinés à être installés dans des EMPLACEMENTS À ACCÈS RESTREINT"). A
restricted access area can be accessed only through the use of a special key, or other
means of security.
The over current protection for connection with centralized DC shall be provided in the
building installation, and shall be a UL listed circuit breaker rated 20 Amps, and installed
per the National Electrical Code, ANSI/NFPA-70.
Appropriate overloading protection should be provided on the DC power source outlets
utilized.
The equipment requires +9 to +24 VDC @1.5 Amps power input. See specification
table for specific model requirements.
Appropriate overloading protection should be provided on the DC power source outlets
utilized.
WARNING: Only a DC power source that complies with
safety extra low voltage (SELV) requirements can be
connected to the DC-input power supply.
Page 8

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