1. Safety
1.1 Important Safety Instructions
This UPS contains LETHAL VOLTAGES. All repairs and service must be performed by AUTHORIZED
SERVICE PERSONNEL ONLY. There are NO USER SERVICEABLE PARTS inside the UPS.
WARNING:
The UPS is designed for commercial and industrial purpose. It is forbidden to apply for any life
sustainment and support.
The UPS system contains its own energy source. The output terminals may carry live voltage
even when UPS is disconnected to an AC source.
To reduce the risk of fire or electrical shock, UPS installation has to be in a controlled room
where temperature and humidity are monitored. Ambient temperature must not exceed 40°C.
The system is only for indoor use.
Ensure all power is disconnected before installation or service.
Service and maintenance should be performed by qualified personnel only.
1.2 EMC
WARNING:
This is a product for commercial and industrial application in the second environment - installation
restrictions or additional measures may be needed to prevent disturbances
.
1.3 Installation information
WARNING:
l
Installation must be performed by qualified personnel only.
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The cabinets must be installed on a level floor suitable for computer or electronic equipment.
l
The UPS cabinet is heavy. If unloading instructions are not closely followed, cabinet may
cause serious injury.
l
Do not tilt the cabinets more than 10 degree.
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Before wiring, make sure the AC input and battery power are completely cut off.
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Make sure the breakers, including AC input breaker, AC output breaker and DC breaker, are
all in the OFF position.
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Before applying electrical power to the UPS, make sure the Ground conductor is properly
installed.
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Installation and Wiring must be performed in accordance with the local electrical laws and
regulations.
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The disconnection device should be chosen based on the input current and should break line
and neutral conductors - four poles for three phases.
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UPS modules installed in the same cabinet must be of the same rating.
l
At least one UPS module MUST stay in the UPS cabinet in case the UPS system is operating
in Maintenance Bypass Mode.
-
Before working on this circuit:
- Isolate Uninterruptible Power System (UPS)
- Then check for Hazardous Voltage between all terminals
including the protective earth.
DANGER
Risk of
Lethal
Voltage
s
The isolation device must be able to carry the UPS input current.
Keatec RTM Series Modular Onlne UPS 208-120Vac Rack Assembly User Guide English 20180109
This manual is for AUTHORIZED SERVICE PERSONNEL ONLY.
