Converter unit rating
166
8.1
Converter unit rating
The % value of the overload current rating indicated is the ratio of the overload current to the inverter's rated output current. For repeated duty,
allow time for the converter unit and the inverter to return to or below the temperatures under 100% load.
The converter unit output voltage varies according to the input power supply voltage and the load. The maximum point of the voltage waveform
at the converter unit output side is approximately the power supply voltage multiplied by
.
The permissible voltage imbalance ratio is 3% or less. (Imbalance ratio = (highest voltage between lines - average voltage between three lines )
/ average voltage between three lines
100)
The input current is the total current of the master and slave converter units during the parallel operation.
The power supply capacity is the value when at the rated output current. It varies by the impedance at the power supply side (including those of
the input reactor and cables).
The mass is the total mass of the master and slave converter units during the parallel operation.
8.2
Common specifications
Model FR-CC2-H[]-P
Two in parallel
Three in parallel
400K
450K
500K
560K
400K
450K
500K
560K
Applicable motor capacity (kW)
630
710
800
900
945
1065
1200
1350
Output
Overload current rating
150% 60 s, 200% 3 s
Rated voltage
430 to 780 VDC
Power supply
Rated input AC voltage/frequency
Three-phase 380 to 500 V 50/60 Hz
Permissible AC voltage fluctuation
Three-phase 323 to 550 V 50/60 Hz
Permissible frequency fluctuation
5%
Rated input current (A)
1232
1386
1539
1750
1848
2078
2309
2626
Power supply capacity (kVA)
939
1056
1173
1334
1409
1584
1759
2002
Protective structure (IEC 60529)
Open type (IP00)
Cooling system
Forced air cooling
DC reactor
Built-in
Approx. mass (kg)
564
570
576
586
846
855
864
879
Input signals (three
terminals)
External thermal relay input, Converter reset
The input signal can be changed using
Pr.178, Pr.187, and Pr.189 (Input terminal function selection)
.
Operational functions
Thermal protection, DC injection brake, automatic restart after instantaneous power failure, RS-485
communication, life diagnosis, maintenance timer, 24 V power supply input for control circuit
Output signal
Open collector output
(five terminals)
Relay output (one
terminal)
Inverter operation enable (positive logic, negative logic), Instantaneous power failure/undervoltage,
Inverter reset, Fan fault output, Fault
The output signal can be changed using
Pr.190 to Pr.195 (Output terminal function selection)
.
Operation
panel
Operating
status
Converter output voltage, Input current, Electric thermal relay function load factor
The monitored item can be changed using
Pr.774 to Pr.776 Operation panel monitor selection 1 to 3
.
Fault
record
Fault record is displayed when a fault occurs. Past 8 fault records and the conditions immediately before
the fault (converter output voltage/input current/electronic thermal relay function load factor/cumulative
energization time/year/month/date/time) are saved.
Protective/
warning
function
Protective
function
Overvoltage trip, Converter overload trip (electronic thermal relay function), Heat sink overheat,
Instantaneous power failure, Undervoltage, Input phase loss, External thermal relay operation, PU
disconnection
, Parameter storage device fault, CPU fault, 24 VDC power fault, Inrush current limit circuit
fault, Communication fault (inverter), Option fault, Operation panel power supply short circuit / RS-485
terminals power supply short circuit, Internal circuit fault, Retry count excess, Parallel operation slave 1
fault, Parallel operation slave 2 fault
Warning
function
Fan alarm, Electronic thermal relay function pre-alarm, Maintenance timer 1 to 3
, Operation panel lock
,
Password locked
, Parameter write error, Copy operation error, 24 V external power supply operation,
Emergency drive in operation
En
vir
o
n
m
en
t
Surrounding air
temperature
-10°C to +50°C (non-freezing)
Surrounding air
humidity
95% RH or less (non-condensing)
Storage temperature
-20°C to +65°C
Atmosphere
Indoors (without corrosive gas, flammable gas, oil mist, dust and dirt, etc.)
Altitude/vibration
1000 m or lower
, 2.9 m/s
2
or less at 10 to 55 Hz (directions of X, Y, Z axes)
Temperature applicable for a short time, e.g. in transit.
For the installation at an altitude above 1000 m (up to 2500 m), consider a 3% reduction in the rated current per altitude increase of 500 m.
This protective function is not available in the initial status.
In the initial status, monitoring using the operation panel is not available. Remove the accessory cover and install the inverter operation panel
(Refer to
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