Nord Drivesystems SK 180E Series, Руководство пользователя

Страница: 171 / 212

7 Technical data
BU 0180 en-4118 171
7 Technical data
7.1 General data for frequency inverter
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
> 10 M Ω
Operating / ambient temperature -25°C … +40°C, for details (including UL values) for individual devices and
operating modes, see (chapter 7.2)
ATEX: -20…+40°C (chapter 2.5)
Storage and transport temperature -25°C … +60/70°C
Long-term storage
(chapter 9)
Protection class
IP55, optional IP66 (chapter 1.9)
Max. installation altitude above sea
level
Up to 1000 m No power reduction
1000...2000 m:
1 %/ 100 m power reduction, overvoltage category 3
2000...4000 m: 1 % / 100 m power reduction, overvoltage category 2,
external overvoltage protection required at mains input
Ambient conditions
Transport (IEC 60721 -3- 2):
Mechanical: 2M2
Operation (IEC 60721 -3- 3): Mechanical: 3M7
Climatic: 3K3 (IP55) 3K4 (IP66)
Environmental protection Energy - saving function
(chapter 8.7), see P219
EMC
(chapter 8.3)
RoHS
(chapter 1.6)
Protective measures against Overtemperature of the frequency inverter
Over and under-voltage
Short-circuit, earth 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 curve, VFC
open-loop , CFC open-loop
Wait time between two mains switch
on cycles
60 s for all devices in normal operating cycle
Interfaces Standard RS485 (USS) (for parameterisation boxes only)
RS232 (Single Slave)
System bus
Optional
AS-I on board (chapter 4.5)
Various bus modules (chapter 1.3)
Electrical isolation Control terminals
Connecting terminals, electrical
connection
Power unit
(chapter 2.4.2)
Control unit
(chapter 2.4.3)