RBCA Y900

VFD for Permanent Magnet Motor

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RBCA Y900

VFD for Permanent Magnet Motor

Technical Specifications

Input	rated voltage, frequency		Three-phase AC 380V;50/60Hz Single phase AC 220V;50/60Hz
	voltage allowed range of change		Three-phase AC 380V ~ 480V Single phase AC 190V ~ 260V
Output	Voltage		0 ~ 480V 0 ~ 260V
	frequency		Vector control: 0~500Hz
	Overload capacity		G type machine: 150% rated current for 60s; 180% rated current for 3s. P type machine: 120% rated current for 60s; 150% rated current for 3s.
Control method			V/F control, speed sensorless vector control (SVC)
Control characteristics	Frequency setting resolution		Analog input	Maximum frequency×0.025%
			Digital settings	0.01Hz
	V/F control		V/F curve	Three methods: linear type; multi-point type; square curve
			Torque boost	Manual setting: 0.0~30.0% of rated output Automatic lifting: automatically determine the lifting torque according to the output current and combined with the motor parameters
			Automatic current limiting and pressure limiting	Whether during acceleration, deceleration or stable operation, it can automatically detect the motor stator current and voltage, and suppress it within the allowable range based on a unique algorithm to minimize the possibility of system fault tripping.
Control characteristics	Inductive vector control		Voltage frequency characteristics	Automatically adjust the output voltage-to-frequency ratio based on motor parameters and unique algorithm
			Torque characteristics	Starting torque: 150% rated torque at 3.0Hz (V/F control) 150% rated torque at 0.5Hz (vector control without speed sensor) Operating speed steady-state accuracy: =±0.2% rated synchronous speed Speed fluctuation: =±0.5% rated synchronous speed Torque response: =20ms (vector control without speed sensor)
			Self-determination of motor parameters	Without any restrictions, automatic parameter detection can be completed under both static and dynamic conditions of the motor to obtain the best control effect.
			Current and voltage suppression	Full current closed-loop control, completely avoiding current impact, with complete overcurrent and overvoltage suppression functions
	Undervoltage suppression during operation		Especially for users with low grid voltage and frequent fluctuations in grid voltage, even if the voltage is lower than the allowed voltage range, the system can maintain the longest possible operating time based on a unique algorithm and residual energy allocation strategy.
Typical functions	Multi-speed and swing frequency operation		16-segment programmable multi-segment speed control, multiple operating modes available. Swing frequency operation: preset frequency and center frequency are adjustable, state memory and recovery after power outage
	PID control RS485 communication		Built-in PID controller (frequency can be preset), standard configuration RS485 communication function
	Frequency setting		Analog input		DC voltage 0~10V, DC current 0~20mA (upper and lower limits optional)
			digital input		Operation panel setting, RS485 interface setting, UP/DOWN terminal control, and various combination settings with analog input
	output signal		digital output		2 Y terminal open collector outputs and 2 programmable relay outputs (TA, TB, TC), up to 58 meaning options
			Analog output		2 analog signal outputs, the output range can be flexibly set between 0~20mA or 0~10V, which can realize the output of physical quantities such as set frequency and output frequency.
	Automatic voltage stabilization operation		You can choose dynamic voltage stabilization, static voltage stabilization, or unstabilized voltage according to your needs to obtain the most stable operating effect.
	Acceleration and deceleration time setting		0.0s~6500.0s can be set continuously, S-shaped and linear modes are optional
	brake	Energy consumption brake	Energy consumption braking starting voltage, hysteresis voltage and energy consumption braking rate are continuously adjustable
		DC brake	Stop DC braking starting frequency: 0.00~[F00.10] maximum frequency Braking time: 0.0~100.0s; Braking current: 0%~100% rated current
	Low noise operation		The carrier frequency is continuously adjustable from 0.5KHz to 16.0KHz to minimize motor noise.
	RPM tracking speed restart function		Can realize smooth restart and instantaneous power failure restart function of the motor in operation
	run function		Upper and lower limit frequency settings, frequency jump operation, reverse operation limit, slip frequency compensation, RS485 communication, frequency increase and decrease control, fault self-recovery operation, etc.

Display	Operation panel display	run state	Output frequency, output current, output voltage, motor speed, set frequency, module temperature, PID setting, feedback amount, analog input and output, etc.
		Alarm content	There are 8 operating parameter records including output frequency, set frequency, output current, output voltage, DC voltage, module temperature, power-on time, and running time when three faults trip.
Protective function			Overcurrent, overvoltage, undervoltage, module failure, electronic thermal relay, overheating, short circuit, input and output phase loss, abnormal motor parameter tuning, internal memory failure, etc.
Environment	ambient temperature		-10?~+40? (environment temperature is between 40?~50?, please derate for use)
	ambient humidity		5%~95%RH, no water droplets condensation
	surroundings		Indoor (no direct sunlight, no corrosion, flammable gas, oil mist, dust, etc.)
	altitude		Derating for use above 1000 meters, derate by 10% for every 1000 meters.
Structure	Protection level		IP20
	cooling method		Air-cooled, with fan control
Installation method			Wall-mounted, cabinet type

Inverter Model Description

Voltage	Rated power(KW)	Rated output current (A)	Motor (KW)
Single phase 220V	0.75	4.5	0.75
	1.5	7.0	1.5
	2.2	10	2.2
Three phase 380V	0.75	2.5	0.75
	1.5	3.7	1.5
	2.2	5	2.2
	4.0	9	4.0
	5.5	13	5.5
	7.5	17	7.5
	11	25	11
	15	32	15
	18.5	37	18.5
	22	45	22
	30	60	30
	37	75	37
	45	90	45
	55	110	55
	75	150	75
	93	176	93
	110	210	110
	132	253	132
	160	300	160
	200	380	200
	220	420	220
	250	470	250
	280	520	280
	315	600	315
	355	640	355
	400	750	400
	450	840	450