Yatai Inverter YTB-S-LT User’s Manual
1. Security
Danger
！
★
Converter will be installed in the place, where the absence of flammable and explosive gas was strictly
prohibited,
else may cause to an explosion.
★
Only can the professionals operate the converter in installation, wiring operating and maintenance,
otherwise may be to endanger the property and the personal safety.
★
The converter ground terminal PE(
) must be reliable grounding (ground impedance must less than
4
Ω
),
otherwise it may endanger the personal safety.
★
The common terminal
（
CM
）
of internal power in the converter is not allowed to short circuit with the
zero power line,
otherwise it will damage the converter and the property.
★
Before putting power on the converter, it must be sure that the wiring is correct and the cover board is installed
well.
★
After the converter is power on, strictly forbid to touch the terminals electrified.
Otherwise it will
jeopardize the personal safety.
★
Before wiring and maintenance, must turn off the power supply.
Otherwise it will also jeopardize the
personal safety.
★
In the period (10 minutes) of turning off the power on the converter, or when the voltage of the DC bus
is larger than 36V
，
please do not carry out any maintenance operations or touch the internal circuitry and
devices,
otherwise it will also jeopardize the personal safety.
Warning
！
●
Before putting power on the converter, must recognize that the input supply voltage of converter is
right,
otherwise it will damage the converter, and even to cause
fire disaster.
●
Don’t drop the screwdriver, screw or
other metal objects into the converter.
Otherwise it will damage
the converter and may also cause
fire disaster.
●
Do not install the converter under the sunlight or close up the cooling holes on the converter. Otherwise,
it will reduce output power of the converter.
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