LSIS SV-IS7 - Protection Function; Structure and Operating Environment Control

Technical Specifications
14
2.6.3 Protection Function
Items
Description
Protection
function
Trips
• Over voltage
• Low voltage
• Over current
• Earth current detection
• Inverter overheat
• Motor overheat
• Output imaging
• Overload protection
• Network
communication error
• Lost command
• Hardware failure
• Cooling fan failure
• Pre-PID failure
• No motor trip
• External trip
• Other safety functions
Alarms
• Stall prevention
• Overload
• Light load
• Encoder error
• Fan failure
• Keypad command loss
• Speed command loss
Instantaneous
blackout
Less than 15 ms (CT) [Less than 8 ms (VT)]: Continue
operation (must be within the rated input voltage and rated
output range).
Over 15 ms (CT) [Over 8 ms (VT)]: Automatically restart
2.6.4 Structure and Operating Environment Control
Items
Description
Structure/
operating
environment
Cooling type
Forced cooling: 0.75–15 kW (200/400 V class),
22 kW (400 V class)
Inhalation cooling: 22–75 kW (200 V class),
30–375 kW (400 V class)
Protection
structure
- 0.75–22 kW (200V), 0.75–75 kW (400 V): Open type IP 21
(default), UL enclosed type 1 (optional)*
- 30–75 kW (200 V), 90–375 kW (400 V): Open type IP 00
- 0.75–22 kW, frame types 2, 4 and others.: Enclosed IP54
type, UL enclosed type 12
Ambient
temperature
• CT load (heavy duty): -10–50℃
• VT load (normal duty): -10–40℃
- No ice or frost should be present.
- Working under normal load at 50℃ (122F), it is