Nord Drivesystems NORDAC FLEX SK 210E Series - 7 Technical Data; General Data for Variable Frequency Drive

7 Technical Data
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7 Technical Data
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7.1 General data for variable frequency drive
Function Specification
Output frequency
0.0 … 400.0 Hz
Pulse frequency
3.0 … 16.0 kHz, factory setting = 6 kHz
Power reduction > 8 kHz with 115 / 230 V device, > 6 kHz with 400 V device
Typical overload capacity
150% for 60 s, 200% for 3.5 s
Efficiency
> 95% according to size
Insulation resistance
> 5 MΩ
Operating/ambient temperature
-25°C … +40°C, for detailed information (among others UL-values) about
individual device models and operating modes, please see (chapter Fehler!
Verweisquelle konnte nicht gefunden werden.).
ATEX: -20…+40°C (chapter 2.4)
Storage and transport temperature
-25°C … +60/70°C
Long-term storage
(chapter 9.1)
Degree of protection
IP55, optional IP66 (chapter 1.8)
NEMA1, higher NEMA classifications upon request
Max. installation altitude above sea
level
Up to 1000 m
No power reduction
1000
m...2000 m:
1 % / 100 m power reduction, overvoltage category 3
2000
m...4000 m:
1%/100 m power reduction, overvoltage category 2, external
overvoltage protection required at power input
Ambient conditions
Transport (IEC 60721-3-2):
Mechanical: 2M2
Operation (IEC 60721-3-3):
Mechanical: 3M7, 3M6 (size 4)
Climatic: 3K3 (IP55)
3K4 (IP66)
Environmental protection
Energy-saving function
(chapter Fehler! Verweisquelle konnte nicht
gefunden werden.), see P219
EMC
(chapter Fehler! Verweisquelle konnte nicht
gefunden werden.)
RoHS
(chapter 1.5)
Protective measures against
Overtemperature of the variable frequency drive
Overvoltage and undervoltage
Short circuit, ground fault,
overload, idle running
Motor temperature monitoring
I
2
t motor, PTC/bimetallic switch
Regulation and control
Sensorless current vector control (ISD), linear V/f characteristic, VFC open-loop,
CFC open-loop, CFC closed-loop
Waiting time between two power-up
cycles
60 s for all devices in normal operating cycle
Interfaces
Standard
RS485 (USS) (for parameterization units only)
RS232 (Single Slave)
System bus
Optional
AS-i on board (chapter Fehler! Verweisquelle
konnte nicht gefunden werden.)
Various bus modules (chapter 1.2)
Electrical isolation
Control terminals
Connecting terminals, electrical
connection
Power unit
(chapter 2.3.2)
Control unit
(chapter 2.3.3)
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