TI120 Series Variable Frequency Drive
Specification and Model Selection
- 148 -
Program
Technical specification
Protectio
-n
function
Short circuit
protection
Output interphase short circuit protection, output short circuit protection
to ground.
Over-current
protection
Shutdown protection exceeding 2.2 times of the rated current of the
drive
Over-voltage
protection
Stop when the DC bus voltage of the main circuit is greater than 800V
Under-voltage
protection
Stop when the DC bus voltage of the main circuit is less than 320V
Overload
protection
At 150% rated current, stop the machine after 60 seconds of operation.
Overheat
protection
Overheating protection of drive IGBT module
Phase-break
protection
hree-phase input phase-break protection and three-phase output
phase-break protection
Environ-
ment
Use place
Indoor, not exposed to direct sunlight, no dust, corrosive gas, flammable
gas, oil mist, water vapor, water droplets and salt, etc.
Altitude
No derating is required below 1000m, derating is 1% for every 100m
above 1000m, and the highest altitude is not more than 3000m.
Ambient
temperature
-10 ~+40
℃
, derating between 40~50
℃
, derating 1.5% for every 1
℃
increasing.
Humidity
5-95%, no water condensation
Vibration
Less than 5.9 m/s
2
Storage
temperature
-40~+70
℃
IP Grade
IP20
