SIEMENS
5/35
Siemens D 31 N · March 2016
SINAMICS G120 standard inverters
0.37 kW to 250 kW (0.5 hp to 400 hp)
Control Units
5
■
Technical specifications
Control Unit
CU230P-2 series
6SL3243-0BB30-1 . A3
6SL3243-0BB30-1FA0
CU240B-2 series
6SL3244-0BB00-1 . A1
CU240E-2 series
6SL3244-0BB1 . -1 . A1
6SL3244-0BB1 . -1FA0
CU250S-2 series
6SL3246-0BA22-1 . A0
Electrical specifications
Operating voltage
24 V DC via the Power Module or by connecting to an external 20.4 ... 28.8 V DC power supply
Current consumption, max.
0.5 A
0.5 A
0.5 A
2 A
Protective insulation
PELV according to EN 50178
Protective separation from the line supply using double/reinforced insulation
Power loss, max.
5 W
5 W
5 W
12 W
Interfaces
Digital inputs – Standard
6 floating inputs
4 floating inputs
6 floating inputs
11 floating inputs
+4 switchable DI/DO,
non-floating (DI can be used
as high-speed inputs)
Optically isolated, free reference potential (own potential group), max. input current 5.5 mA
NPN/PNP logic can be selected using the wiring
Switching level: 0
→
1: 11 V
Switching level: 1
→
0: 5 V
Digital inputs – Fail-safe
–
–
1 (use of 2 × DI standard)
Max. 3
(use of 6 × DI Standard)
for CU240E-2 F,
CU240E-2 PN-F and
CU240E-2 DP-F
1 (use of 2 × DI standard)
Max. 3
(use of 6 × DI standard)
Digital outputs
2 relay changeover contacts
250 V AC, 2 A (inductive load),
30 V DC, 5 A (ohmic load)
The following applies to sys-
tems complying with UL:
A maximum of 3 A, 30 V DC
or 2 A, 250 V AC may be
connected via terminals
18 / 20 (DO0 NC) and
23 / 25 (DO2 NC)
1 relay NO contact
30 V DC, 0.5 A (ohmic load)
1 relay changeover contact
30 V DC, 0.5 A (ohmic load)
1 transistor
30 V DC, 0.5 A (ohmic load)
2 relay changeover contact
30 V DC, 0.5 A (ohmic load)
3 relay changeover contact
30 V DC, 0.5 A (ohmic load)
Analog inputs – Standard
2 differential inputs
1 differential input
2 differential inputs
2 differential inputs
Switchable using DIP switch between voltage and current:
-10 ... +10 V, 0/4 ... 20 mA, 12-bit resolution (with CU250S-2: 13-bit resolution)
The 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 – switchable:
Temperature sensor/current
1 non-isolated input, switch-
able using DIP switch
between current 0/4 ... 20 mA
and temperature sensor,
type Pt1000/LG-Ni1000,
12-bit resolution
–
–
–
Analog inputs –
temperature sensor
1 non-isolated input,
temperature sensor,
type Pt1000/LG-Ni1000,
12-bit resolution
–
–
–
Analog outputs
2 non-isolated outputs
1 non-isolated output
2 non-isolated 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 k
Ω
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 bimetal,
accuracy ±5 °C
1 motor temperature sensor
input,
sensors that can be
connected PTC, KTY
and bimetal,
accuracy ±5 °C
1 motor temperature sensor
input,
sensors that can be
connected PTC, KTY
and bimetal,
accuracy ±5 °C
2 motor temperature sensor
inputs,
sensors that can be
connected PTC, KTY
and bimetal,
accuracy ±5 °C
1 input via terminal 14/15
1 input via SUB-D encoder
interface X2100
Removable terminal connector
for I/O interface
–
© Siemens AG 2016