Eliwell EWCFW-08, Руководство пользователя

Страница: 85 / 314

85
CHAPTER 7 - TECHNICAL SPECIFICATIONS
7.2 ELECTRONICS/GENERAL DATA
Voltage Source Inverter
V/F Control or Sensorless Vector Control (V.V.C. - Voltage Vector Control)
PWM SVM (Space Vector Modulation)
0 to 300 Hz, resolution of 0.01 Hz
Speed regulation: 1 % of the rated speed
Speed regulation: 0.5 % of the rated speed
CFW-08: 1 isolated input, resolution: 8 bits, linearity error <0,25 %.
(0 to 10) V or (0 to 20) mA or (4 to 20) mA, Impedance: 100 k

(10
to 10) V, 500

(0 to 20) mA or (4 to 20) mA, programmable function
including digital input or PTC input
CFW-08 Plus: 2 isolated inputs, resolution: 8 bits, linearity error
<0,25 %. (0 to 10) V/(-10 to +10) V/(0 to 20) mA or (4 to 20) mA,
Impedance: 100 k

(0 to 10) V/(-10 to +10) V, 500

(0 to 20) mA/
(4 to 20) mA programmable function including digital input or PTC input
4 isolated digital inputs, NPN or PNP logic, programmable functions
Resolution: 8 bits, programmable functions
CFW-08 Plus: 1 isolated output, (0 to +10) V, or (0 to 20) mA or
(4 to 20) mA, R
L

10 k

(maximum load)
CFW-08: 1 relay with reverse contacts, 240 Vac, 0.5 A, programmable
functions
CFW-08 Plus: 2 relays, one with NO contact and one with NC
contact. It can be programmed to operate as 1 reverse, 240 Vac,
0.5 A, programmable functions
Overcurrent/output short-circuit
Output ground fault
DC link under/overvoltage
Inverter overtemperature
Motor/inverter overload (IxT)
External fault
Programming error
Self-tuning error
Defective inverter
8 keys: start, stop, increment, decrement, FWD/REV, JOG,
local/remote and programming
LEDs display: 4 digits with 7 segments
LEDs for FWD/REV and LOCAL/REMOTE indication
It permits access/alteration of all parameters
Display accuracy:
- current: 10 % of the rated current
- speed resolution: 1 rpm
- frequency resolution: 0.01 Hz
Models 22 A, 28 A and 33 A/220-240 V and 13 A, 16 A, 24 A and
30 A/380 V-480 V; other models with KN1-CFW08-M1 and
KN1-CFW08-M2 kits
All models without KN1-CFW08-M1 and KN1-CFW08-M2 kits
Inverters and semicondutors
Power Conversion Equipment
Electronic equipment for use in power installations
Safety requirements for electrical equipment for measurement,
control and laboratory use
EMC product standard for adjustable speed electrical power drive systems
CONTROL
METHOD
OUTPUT
FREQUENCY
PERFORMANCE
V/F CONTROL
VECTOR
CONTROL
INPUTS
ANALOG
(Control Board
ECC3)
DIGITAL
OUPUTS
ANALOG
(Control Board
ECC3) RELAY
SAFETY PROTECTION
KEYPAD STANDARD
(HMI) (HMI-CFW-08-P)
DEGREE OF
NEMA1 / IP20
PROTECTION
PROTECTED CHASSIS/
IP20
STANDARDS IEC 146
UL 508 C
EN 50178
EN 61010
EN 61800-3
Table 7.3 - General data of the CFW-08 electronics