TECO-Westinghouse PA7300 Series, Installation And Operation Manual

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• CHARACTERISTICS
Control Method Sine wave PWM
Frequency Control Range 0.1 to 180Hz
Frequency Accuracy Digital command: 0.01% -10 to 40˚C\ +14 to 104˚F Analog command: 0.1% 25 ± 10˚C\77 ± 18˚F
Frequency Setting Resolution Digital operator reference: 0.01Hz, Analog reference: 0.06Hz/60Hz
Output Frequency Resolution 0.01Hz (1/30000)
Overload Capacity 110% rated output current for one minute.
Frequency Setting Signal 0 to 10VDC (20KΩ), 4~20mA (250Ω), 0 ~ ± 10 VDC (option)
Accel/Decel time 0.1 to 6000 sec (independent Accel/Decel time settings)
Braking Torque Approximately 20%
Type of. V/Hz patterns
(Total of 5)
1: For adjustable pattern. 4: For fans and pumps.
Motor Overload Protection Electric thermal overload relay
Instantaneous Overcurrent Motor coasts to stop at approx. 200% rated current.
Overload Motor coasts to stop after 1 minute at 110% rated output current.
Overvoltage (230V class) Motor coasts to stop if AC Drive output voltage exceeds 410VDC.
Overvoltage (460V class) Motor coasts to stop if AC Drive output voltage exceeds 820VDC.
Overvoltage (600V class) Motor coasts to stop if AC Drive output voltage exceeds 1050VDC
Undervoltage (230V class) Motor coasts to stop if AC Drive output voltage drops to 190VDC or below.
Undervoltage (460V class) Motor coasts to stop if AC Drive output voltage drops to 380VDC or below.
Undervoltage (600V class) Motor coasts to stop if AC Drive output voltage drops to 546VDC or below
Momentary Power Loss
Motor coasts to stop after momentary power loss lasting over 15ms.
(time-setting made before shipment).
Motor Overheat Protection Motor PTC thermistor (Active: 1330Ω, Return: 550Ω)
Input Phase Loss Single phase protection.
Output Phase Loss Provided by electronic circuit.
Fin Overheat Thermostat
Stall Prevention Stall prevention at acceleration/deceleration and constant speed operation.
Ground Fault Provided by electronic circuit.
Power Charge Indication Charge lamp stays ON until bus voltage drops below 50V.
Location Indoor (Protected from corrosive gases and dust)
Ambient Temperature
Wall-mounted type: +14 to 104˚F (-10 to +40˚C ),(not frozen)
Open chassis type: +14 to 113˚F ( -10 to +45˚C ), (not frozen)
Storage Temperature -4 to 140˚F (-20 to +60 ) °C
Humidity 95% RH (non-condensing)
Vibration 1G at 10 to 20Hz, up to 0.2G at 20 to 50Hz.
Communication Protocols RS-485 MODBUS, PROFIBUS (option), METASYS (option), LONWORKS (option)
Noise Interference Suppression EN 61800-3 (2000) with specified noise filter
Noise Immunity EN61800-3 (2000)
7-3
PA 7300 PART I: INSTALLATION MANUAL
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