32 | CFW300
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Technical Specifications
8.2 ELECTRONICS/GENERAL DATA
Table 8.1:
Electronics/general data
Control
Method
Types of control:
- V/f (Scalar)
- V V W: voltage vector control
PWM SVM (Space Vector Modulation)
Output frequency
0 to 400 Hz, resolution of 0.1 Hz
Performance
V/F control
Speed regulation: 1 % of the rated speed (with slip compensation)
Speed variation range: 1:20
Vector control
(V V W )
Speed regulation: 1 % of the rated speed
Speed variation range: 1:30
Inputs
Analog
1 insulated input. Levels: (0 to 10) V or (0 a 20) mA or (4 to 20) mA
Linearity error ≤ 0.25 %
Impedance: 100 kΩ for voltage input, 500 Ω for current input
Programmable functions
Maximum voltage permitted in the input: 30 Vdc
Digital
4 isolated inputs
Programmable functions
- active high (PNP): maximum low level of 10 Vdc
minimum high level of 20 Vdc
- active low (NPN): maximum low level of 5 Vdc
minimum high level of 10 Vdc
Maximum input voltage of 30 Vdc
Input current: 11 mA
Maximum input current: 20 mA
Outputs
Relay
1 relay with NO/NC contact
Maximum voltage: 250 Vac
Maximum current: 0.5 A
Programmable functions
Power supply
10 Vdc power supply. Maximum capacity: 50 mA
Safety
Protection
Overcurrent/phase-phase short circuit in the output
Under/overvoltage
Motor overload
Overtemperature in the power module (IGBTs)
Fault / external alarm
Programming error
Integral keypad
(HMI)
Standard keypad
4 keys: Start/Stop, Up arrow, Down arrow and Programming
LCD Display
View/edition of all parameters
Indication accuracy:
- current: 5 % of the rated current
- speed resolution: 0.1 Hz
Enclosure
IP20
Frames sizes A and B
