
Class 8839 Econoflex™ AC Drives
Technical Characteristics
TECHNICAL CHARACTERISTICS
Specifications for 460 Vac Drive Controllers
Input voltage | 460 V ±10%, 230 V ±10%, 208 V ±10% | |
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Displacement power factor | 98% through speed range | |
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Input frequency | 60 Hz ± 5% | |
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Output voltage | ||
Maximum voltage equal to input voltage | ||
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Galvanic isolation | Galvanic isolation between power and control (inputs, outputs, and power supplies) | |
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Frequency range of power converter | 0.1 to 500 Hz (factory setting of 60 Hz maximum) | |
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Current | 110% of controller rated current for 60 s | |
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Switching frequency | Selectable from 0.5 to 16 kHz◆ | |
Factory setting: 8 kHz | ||
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| AI1: 0 to 10 V, Impedance = 30 kΩ | |
| Speed potentiometer to AI1. | |
Speed reference | AI2: Factory Setting: 4 to 20 mA, Impedance = 100 Ω | |
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| Factory Mod J09: provides controller interface | |
| AI2 input using | |
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Frequency resolution in analog reference | 0.1 for 100 Hz (10 bits) | |
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Speed regulation | V/f: determined by motor slip, typically 3% | |
SLFV (sensorless flux vector): 1% | ||
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Efficiency | 97% at full load typical | |
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Reference sample time | 5 ms | |
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Acceleration and deceleration ramps | 0.1 to 999.9 seconds (definition to 0.1 s increments) | |
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Motor protection | Class 10 electronic overload protection | |
Class 20 electromechanical overload protection with bypass▲ | ||
Keypad display | Self diagnostics with fault messages in three languages; also refer to Instruction | |
Bulletin VVDED397047US | ||
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Temperature | Storage: | |
Operation: +14 to +104 °F | ||
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Humidity | 95% with no condensation or dripping water, conforming to IEC | |
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Altitude | 3,300 ft. (1000 m) maximum without derating; derating of the current by 1% for each | |
additional 330 ft. (100 m) | ||
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Enclosure | Type 1 or Type 12K (Type 12 with knockouts) | |
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Pollution degree | Type 1: Pollution degree 2 per NEMA | |
Type 12K: Pollution degree 3 per NEMA | ||
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| Conforming to IEC | |
Operational test vibration | 1.5 mm peak to peak from 3 to 13 Hz | |
| 1 g from 13 to 200 Hz | |
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Transit test to shock | Conforming to National Safe Transit Association and International Safe Transit | |
Association test for packages. | ||
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Operational shock | 15 g, 11 ms | |
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| UL Listed per UL508C under category NMMS. | |
Codes and standards | Conforms to applicable NEMA ICS, NFPA, and IEC Standards. | |
| Manufactured under ISO 9001 Standards. | |
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◆Above 8 kHz, select the next largest size drive controller. If the duty cycle does not exceed 60% (36 s maximum for a 60 s cycle), this is not necessary.
▲Class 10 electromechanical for 1 HP at 460 Vac.
09/2003
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