Yaskawa Varispeed-686SS5 CIMR-SSA - Manual (Page 72)

APPENDIX 1 SPECIFICATIONS
73
Table A-2 Constant Torque Series Specifications
Model SST4-
Mounting Method Foot-mounted type, flange-mounted type
Enclosure Totally-enclosed type, totally-enclosed externally-cooled type (IP44)
r Rated min
-1 1750 min -1 1450 min -1 1150 min -1
M
otor Output Range
200V class 0.4 to 75 kW 0.4 to 75 kW 0.4 to 75 kW
M
o Output Range
400V class 0.4 to 300 kW 0.4 to 250 kW 0.4 to 200 kW
Speed Control Range (Continuous) 1:500 (Constant torque) (Refer to * for constant output range.)
Time Rating Continuous
Insulation Class Class F
Sensor With PG
S
upply
Input Voltage
200V class: 200/208/220V 50Hz, 200/208/220/230V 60Hz
400V class: 400/415/440/460V 50/60Hz
w
er
S
Allowable Voltage Fluctuation +10% to -15%
Po
w
Allowable Frequency Fluctuation ± 5%
Control Method Flux vector
Starting Torque 150%
Speed Control Range 1:500
cs
Speed Control Accuracy ± 0.02%
istic
s
Torque Limit Provided
cteri
s
Torque Accuracy ± 5%
arac
t
Run Speed Resolution
Digital command: 0.01%
Ch
a Run Speed Resolution
Analog command: 0.05% (11 bit + code)
ntrol
C
Overload Capacity 150% of rated output current for one minute
C
ont Run Speed Setting Signal -10 to 10V, 0 to 10V, 4 to 20mA
C
Accel/decel Time 0 to 6000 seconds
erter
Main Functions
PID control, overtorque detection, torpue limit, multi-step speed operation,
accel/decel time change, 3-wire sequence, speed control/torque control change
auto-tuning
nve
r
Motor Overload Protection Protected by electronic thermal overload relay
In
Instantaneous Overcurrent Motor coasts to a stop at approx. 200% of inverter rated current.
Blown Fuse Protection Motor coasts to a stop by blown-fuse.
ns Overload
Motor coasts to a stop after one minute at 150% of rated output current.
F
unctio
n
Overvoltage
200V class: Motor coasts to a stop if main-circuit voltage exceeds 406V.
400V class: Motor coasts to a stop if main-circuit voltage exceeds 812V.
ective
F
u
Undervoltage
200V class: Motor coasts to a stop if main-circuit voltage drops to 190V or below.
400V class: Motor coasts to a stop if main-circuit voltage drops to 380V or below.
rote
c
Heatsink Overheat Protected by thermistor
Pr
o
Stall Prevention
(Overvoltage Prevention)
Stall prevention during deceleration
Ground Fault Protected by electronic circuit
Power Charge Indication Charge LED stays ON until bus voltage drops below 50V.
Location Indoor (protected from corrosive gases and dust)
ent Humidity
90% RH or less (non-condensing)
onm
e
Storage Temperature -20°C to +60°C
viro
n
Ambient Temperature -10°C to +40°C (Enclosed wall-mounted type), -10°C to +45°C (Open chassis type)
En
v
Elevation 1000 m or less
Vibration 9.8 m/s 2 (1G) at 10 to less than 20 Hz, up to 2 m/s 2 (0.2G) at 20 to 50 Hz
*Constant output range is as follows:
1750 min -1 1450 min -1 1150 min -1
1:1.5 (0.4 to 75 kW)
1:1.3 (90 to 160 kW)
1:1.2 (200 to 300 kW)
1:1.5 (0.4 to 55 kW)
1:1.3 (75 to 160 kW)
1:1.2 (200 to 250 kW)
1:1.5 (0.4 to 45 kW)
1:1.3 (55 to 160 kW)
1:1.2 (200 kW)
Note: Constant torque series cannot be used to the following applications:
• Commercial power supply / inverter power supply switch operation
• One inverter drives several motors (multi-motor drive).