SINAMICS G120
Standard inverters 0.37 kW to 250 kW (0.5 hp to 400 hp)
CU230 Control Units
4/17
Siemens D 11.1 · 2009
4
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Technical specifications
Control Unit CU230P-2 HVAC
6SL3243-0BA30-1HA0
CU230P-2 DP
6SL3243-0BA30-1PA0
CU230P-2 CAN
6SL3243-0BA30-1CA0
Electrical specifications
Operating voltage 24 V DC from the Power Module or from the connection of an external power supply 18 ... 30 V DC
Current consumption Max. 0.5 A
Protective insulation PELV according to EN 50178
Protective separation from the line supply using double/reinforced insulation
Power loss <5.5 W
Interfaces
Digital inputs – Standard 6 isolated inputs, optically isolated;
free reference potential (own potential group)
NPN/PNP logic can be selected using the wiring
Switching level: 0 → 1: 11 V
Switching level: 1 → 0: 5 V
Max. input current 15 mA
Digital outputs
2 relay change-over contacts
250 V AC 2 A (inductive load), 30 V DC 5 A (ohmic load)
1 relay NO contact
30 V DC, 0.5 A (ohmic load)
Analog inputs
2 differential inputs,
switchable between voltage and current using DIP switch: –10 ... +10 V, 0/4 ... 20 mA, 10-bit resolution
1 non-isolated input,
switchable using DIP switch between current and temperature sensor, type NI1000/PT1000,
0/4 ... 20 mA; 10-bit resolution
1 non-isolated input,
temperature sensor, type NI1000/PT1000,
10-bit resolution
The two differential analog inputs can be configured as additional digital inputs.
Switching thresholds:
0 → 1: Rated voltage 4 V
1 → 0: Rated voltage 1.6 V
Analog inputs are protected against inputs in a voltage range of ±30 V and have a common-mode voltage in
the ±15 V range.
Analog outputs 2 non-isolated outputs,
switchable between voltage and current using parameter setting: 0 ... 10 V; 0/4 ... 20 mA
Voltage mode: 10 V, min. burden 10 kΩ
current mode: 20 mA, max. burden 500 Ω
The analog outputs have short circuit protection
PTC/KTY interface 1 motor temperature sensor input,
sensors that can be connected PTC, KTY and Thermo-Click,
accuracy ±5 °C
Bus interface
Type RS485 PROFIBUS DP CANopen
Protocols
USS
Modbus RTU
(switchable per software)
ProfiDrive profile V4.1 CANopen
Hardware
Ter minal
Insulated
USS: max. 187.5 kBaud
Modbus RTU:19.2 kBaud
bus terminating resistors can
be switched in
9-pin SUB-D connector
Insulated
Max. 12 Mbit/s
Slave address can be
set using DIP switches
9-pin SUB-D socket
Insulated
Max. 1 Mbit/s
Tool interfaces
Memory card 1 MicroMemoryCard
Operator panels IOP
supported connection options between CU230P and IOP: can be directly plugged on, door mounting or handheld
BOP not possible
PC interface USB
Open-loop/closed-loop control techniques
V/f linear/square/parameterizable ✓
V/f with flux current control (FCC) ✓
V/f ECCO linear/square ✓
Vector control, without encoder ✓
Vector control, with encoder –
Torque control, without encoder ✓
Torque control, with encoder –
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