Varispeed J7
353
Commom specifications
Model
CIMR-J7AZ
#
Specifications
Co
ntrol funct
ions
Control method
Sine wave PWM (V/f control)
Output frequency range
0.1 to 400 Hz
Frequency tolerance
Digital reference: ±0.01% (–10 to +50 °C),
Analog reference: ±0.5% (25±10 °C)
Resolution of frequency set value
Digital reference: 0.01 Hz (less than 100 Hz), 0.1 Hz (100 Hz or more)
Analog reference: 1/1000 of max. output frequency
Resolution of output frequency
0.01 Hz
Overload capability
150% rated output current for one minute
Frequency set value
0 to 10 VDC (20 k
Ω
), 4 to 20 mA (250
Ω
), 0 to 20 mA (250
Ω
), frequency setting volume (selectable)
Accel/decel time
0.1 to 999 sex. (accel/decel time are independently programmed)
Braking torque
Short-term average deceleration torque
1
: 0.1, 0.2 kW (0.13 HP, 0,25 HP): 150% or more;
0.4/0.75 kW (0,5 HP, 1HP): 100% or more;
1.5 kW (2 HP): 50% or more;
2.2 kW (3 HP) or more: 20% or more
Continuous regenerative torque: Approx 20%
1.
Shows deceleration torque for uncoupled motor decelerating from 60 Hz with the shortest possible deceleration time.
V/f characteristics
Possible to program any V/f pattern
Functio
na
lity
Digital inputs
Four of the following input signals are selectable: forward/reverse run (3-wire sequence), fault reset, external fault (NO/NC
contact input), multi-step speed operation, jog command, accel/decel time select, external baseblock (NO/NC contact input),
speed search command, UP/DOWN command, accel/decel hold command, LOCAL/REMOTE selection, communication/
control circuit terminal selection, emergency stop fault, emergency stop alarm, self test
Digital outputs
Following output signals are selectable (NO/NC contact output): Fault, running, zero speed, speed agreed,
frequency detection (output frequency
≤
or
≥
set value), during overtorque detection, minor error, during baseblock,
operation mode, inverter run ready, during fault retry, during undervoltage detection, reverse running, during speed search,
data output through communication
Standard functions
Full-range automatic torque boost, slip compensation, 9-step speed operation (max.), restart after momentary power loss,
DC injection braking current at stop/start (50% of inverter rated current, 0.5 sec, or less), frequency reference bias/gain, fault
retry, speed search, frequency upper/lower limit setting, overtorque detection, frequency jump, accel/decel time switch, accel/
decel prohibited, S-curve accel/decel, frequency reference with built-in volume, constants copy (option) MEMOBUS commu-
nications (option)
Display
Status indicator LED: RUN and ALARM provided as standard LED’s
Digital operator: available to monitor frequency reference, output frequency, output current
Protec
ti
on
Motor overload protection
Electronic thermal overload relay
Instantaneous overcurrent
Motor coasts to a stop at approx. 250% of inverter rated current
Overload
Motor coasts to a stop after 1 minute at 150% of inverter rated output current
Overvoltage
Motor coasts to a stop if DC bus voltage exceed 410 V (double for 400 V class)
Undervoltage
Stops when DC bus voltage is approx. 200 V or less (double for 400 V class)
(approx. 160 V or less for single-phase series)
Momentary power loss
Following items are selectable: Nnot provided (stop if power loss is 15ms or longer),
continuous operation if power loss is approx. 0.5 s or shorter, continuous operation
Cooling fin overheat
Protected by thermister
Stall prevention level
Individual level stall prevention can be set during acceleration or constant running,
provided/not provided setting available during deceleration.
Cooling fan fault
Detected by electronic circuit (fan lock detection)
Ground fault
Protected by electronic circuit (operation level is approx. 250% of rated output current)
Power charge indication
ON until the DC bus voltage becomes 50 V or less, RUN lamp stays ON or digital operator LED stays ON.
(Charge LED is provided for 400 V)
A
m
bi
e
n
t c
o
nditi
ons
Degree of protection
IP20
Cooling
Self cooling for 200 V 0,1..0,75 kW (single-phase) 0,1..0,4 kW (Three-phase) and for 400 V 0,2..0,75l kW
Cooling fan for 200 V (single-phase), 0.75 kW..4.0 kW (3-phase) and for 400 V 1,5..4.0 kW
Ambient temperature
-10 ºC to 50 ºC (non-freezing)
Ambient humidity
90% RH or less (non-condensing)
Storage temperature
-20 ºC..+60 ºC (short-term temperature during trasnportation)
Installation
Indoor (no corrosive gas, dust, etc.)
Installation height
Max. 1000 m
Vibration
10 to 20 Hz, 9.8 m/s
2
max; 20 to 50 Hz, 2m/s
2
max
Y203-EN2-02-Katalog.book Seite 353 Mittwoch, 24. Mai 2006 2:22 14
