Yaskawa R1000 Series Power Regenerative Unit - Manual (Page 149)

A.2 Regenerative Unit Specifications
YASKAWA ELECTRIC TOEP C710656 08B YASKAWA Power Regenerative Unit - R1000 Instruction Manual 149
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A.2 Regenerative Unit Specifications
Item Specification
Input
Rated Voltage
Rated Frequency
200 V Class: 200 to 240 Vac 50/60 Hz
400 V Class: 380 to 480 Vac 50/60 Hz
Allowable Voltage
Fluctuation
-15 to +10%
Allowable Frequency
Fluctuation
±2%
Control
Characteristics
Control Method 120 ° excitation method
Input Power Factor 0.9 minimum (for rated load)
Regenerative Torque 150% 30 s, 100% 25% ED 60 s, 80% continuous
Voltage Reference Range
200 V Class: 300 to 360 Vdc
400 V Class: 600 to 730 Vdc
Main Control Functions
Cooling fan on/off switch, MEMOBUS/Modbus Communication (RS-422/RS-485 maximum,
115.2 kbps)
Protection
Functions
Momentary Overcurrent
Protection
Operation stops when unit current is approximately 250% of the rated power supply current.
Open Fuse Operation stops if the fuse opens.
Overload Operation stops when unit current is 150% of the rated power supply current for 30 s.
Overvoltage Protection
(Output)
200 V class: Stops when DC bus voltage exceeds approximately 410 Vdc
400 V class: Stops when DC bus voltage exceeds approximately 820 Vdc
Overvoltage Protection
(Input)
200 V class: Stops when input voltage exceeds approximately 227 Vac
400 V class: Stops when input voltage exceeds approximately 554 Vac
Undervoltage Protection
(Output)
200 V class: Stops when DC bus voltage is below approximately 190 Vdc
400 V class: Stops when DC bus voltage is below approximately 380 Vdc
Undervoltage Protection
(Input)
200 V class: Stops when input voltage is below approximately 150 Vac
400 V class: Stops when input voltage is below approximately 300 Vac
Momentary Power Loss
Ride-Thru
Immediate stop after Momentary Power Loss is detected.
Power Supply Frequency
Fault
Operation stops if the input frequency deviates by ±6 Hz of rated frequency.
Heatsink Overheat
Protection
Thermistor protection
DC Bus Charge LED Remains lit until DC bus voltage is below 50 V
Environment
Area of Use Indoors
Ambient Temperature
IP00/Open Type enclosure: -10 °C to +50°C (14°F to 122°F)
IP20/NEMA Type 1 enclosure: -10 °C to +40°C (14°F to 104°F)
Humidity 95 RH% or less (no condensation)
Vibration/Shock
2A03P5 to 2A0053, 4A03P5 to 4A0073
10 to 20 Hz at 9.8 m/s
2
20 to 55 Hz at 5.9 m/s 2
2A0073 to 2A0105, 4A0105 to 4A0300
10 to 20 Hz at 9.8 m/s
2
20 to 55 Hz at 2.0 m/s 2
Storage Temperature -20 °C to +60°C (-4°F to +140°F)
Altitude 1000 m (3281 ft) or lower, up to 3000 m (9843 ft) with derating.
Protection Design IP00/Open Type enclosure, IP20/NEMA Type 1 enclosure
Standard
• UL508C
• IEC/EN 61800-5-1
• IEC/EN 61800-3
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