NORD Drivesystems BU0200 - Manual (Page 271)

SK 200E Manual for frequency inverters
270 Subject to technical alterations BU 0200 GB-4411
8 Technical data
8.1 General data for frequency inverter series SK 2xxE
Function Specification
Output frequency 0.0 … 400.0Hz
Pulse frequency 3.0 … 16.0kHz, standard setting = 6kHz
Power reduction > 8kHz for 115/230V device, >6kHz for 400V device.
Typical overload capacity 150% for 60s, 200% for 3.5s
Protective measures against Overtemperature of the frequency inverter,
overvoltage and undervoltage Short-circuit, earthing fault,
overload, idling
Regulation and control Sensorless current vector control (ISD), linear V/f characteristic curve,
automatic flux adaptation (energy-saving function)
Motor temperature monitoring I
2
t motor, PTC / Bimetal switch
Digital input 3 or 4x, Low 0-5V, High 14-30V, R
i
= 9.5k

, C
i
= 10nF, cycle time = 4ms
Electrical isolation Control terminals
Control outputs Digital output:
Brake rectifier:
18-30V DC (according to VI 24V), max. 200mA, max. 100k

load
max. 0.5A choke current, voltage according to mains
Interfaces Standard: RS 485 (USS)
RS 232 (Single Slave)
System bus
Option: Profibus, CANopen,
DeviceNet, AS-Interface,
EtherCAT, PROFINET
Efficiency of frequency inverter approx. 95% according to size
Storage and transport temperature - 25°C … +60 / 70°C
Operating / ambient temperature - 25°C … +50°C, according to operating mode (Details: Section 8.3)
ATEX: - 20…+40°C (Details: Section 2.10)
Long-term storage See Section 9.12.1
Protection class IP55, optionally IP66 (S 4 only IP55 without or with IP66 special measures
according to Section 1.7)
Max. Installation altitude above sea
level Up to 1000m: No power reduction
1000...4000m: 1%/ 100m power reduction (up to 2000m overvoltage cat. 3)
2000...4000m: Only overvoltage category 2 is complied with, external
overvoltage protection at the mains input is necessary
Ambient conditions Transport (IEC 60721-3-2): Vibration: 2M2
Operation (IEC 60721-3-3): Vibration: 3M7;
Climate: 3K3 (IP55) / 3K4 (IP66)
Waiting period between
two power-up cycles
60 sec for all devices in normal operating cycle
Connection
terminals
Mains/motor/brake
resistance 4mm
2
flexible with wiring sleeves, 6mm
2
with rigid cable Terminal screw
tightening
torque
1.2...1.5Nm
Control unit /System bus 2.5mm
2
, with wiring sleeves 1.5mm
2
RS485 / RS232 1x RJ12 (6-pin)
SK 2x0E:
24V - Output
(Terminal 43)
24V DC ±25%, max. 200mA
Digital outputs 24V DC ±25%, max. 20mA
SK 2x5E:
24V supply - input
(Terminal 44)
18…30V DC, at least 200...800mA according to load
Digital output 18…30V DC, according to supply voltage (Terminal 44) , max. 200mA