speed controller

• Application: High-performance Transducer, Three Phase Transducer, General Transducer, High Frequency Converter Transducer
• Output Type: Triple
• Principle of Work: Vector Control Transducer
• Model NO.: AS450
• Switch Mode: PWM Control
• Main Circuit Type: Voltage
• Voltage of Power Supply: Low Voltage Variable-Frequency Drive
• Link of Transformation: AC-AC Variable-Frequency Drive
• Nature of DC Power: Voltage Variable-Frequency Drive
• Function: Elevator Special
• Brand: STEP
• Transport Package: Carton, Plywood Case
• Trademark: iAstar
• Origin: China
• HS Code: 8504409999
• Production Capacity: 500000/Year
• Package Size: 4.40cm * 2.30cm * 1.80cm
• Package Gross Weight: 8.000kg

Product Description

Product Description

Product Introduction
AS600 special inverter for crane is designed for the industrial cranes, such as quayside container bridge crane, container gantry crane, portal crane and beam crane. With the use of advanced vector control technology, the product has the same excellent control technology and torque control technology, the product has the same excellent control performance with high-end international inverter and, combined with the application characteristics in the hoisting machinery industry, further strengthens the product output characteristics, reliability and environmental adaptation and can better meet various application requirements of the hoisting machinery.

Technical features
High torque and high load capacity

Power input	Input voltage	(380-460)V(-15% ~ +10%), three phase supply, voltage unbalance <3%
	Input frequency	(45-65)Hz
	Instantaneous power drop	Under voltage protection when the input voltage is less than AC300V in the power supply AC(380-460)V
Power output	Voltage	OVAC- input voltage
	Output frequency	V/F control: (0.00/300.00) Hz, Vector control: (0.00-120.00)Hz
	Overload level	Heavy load: 150%,60S; super heavy load: 150%,60S; 200%,2S
Digital IO	Output frequency accuracy	±0.01%(digital command -10 ~+45ºC); ±0.1%(analog command 25±10ºC)
	Opto-isolator input	7 - channel, 24V active high and low settable and input function definable
Analog input and output	Open collector output	2 - channel , output functions definable
	Relay output	2 - channel normally open, 2 - channel normally open and normally closed contacts
	Analog voltage input	2 - channel, voltage: (-10~ +10)VDC or current : (0-20)mA optional signal
	Analog voltage output	2 - channel, voltage: (-10~ +10)VDC or current : (0-20)mA optional signal
Encoder input	PG card power	5V, 12V, 300mA
	PG card signal	Open collector, push-pull, differential, SIN/COS incremental, Endat absolute value type, Resover type, orthogonal open collector output and division factor 2/4/8/16/32/64/128 settable(optional)
Control characteristics	Control mode	V/F control	Open-loop vector control	Closed-loop control
	Starting mode	2.50Hz, 150%	0.5Hz, 200%	0.00Hz, 200%
	Steady speed precision	±2%	±0.2%	±0.02%
	Torque precision	5% (closed-loop control)
	Torque compensation	Automatic torque compensation and manual torque compensation
	V/F curve	User-defined V/F curve, linear V/F curve and 3 reduced torque characteristic curves
	Automatic voltage regulation (AVR)	Automatically adjust the duty cycle of PWM signal according to the bus voltage fluctuation
	Non-stop at instantaneous stop	Achieve continuous operation through bus voltage control in case of instantaneous power failure
	Dynamic braking capacity	Built-in brake unit and external brake resistor (optional) for the power 22kw and below External brake unit (optional) for the power above 22kw.
	DC braking capacity	Braking current : (0.0-120.0% rated current.
	Torque control function	Torque/speed control switching through terminals, many torque given models
	Zero servo and position control function	Achieve zero speed position lock, accurate positioning and position control.
	Common DC bus	The whole series may achieve power supply of many inverters by common DC bus.
Environmental conditions	Usage occasion	Keep out of direct sunlight, dust, corrosive gases, combustible gases, oil mist, water vapor or dropping water.
	Environment temperature	(-10~+40)ºC
	Altitude	<1000m
	Environment humidity	(5-95)%, no condensation allowed
	Vibration(installation)	2≤f<9Hz, 0.3mm; 9≤f<200Hz, 1m/s2
	Protection grade	IP20
Others	Cooling mode	Forced air cooling

1. Support synchronous and asynchronous motors
2. Perfect, safe and reliable brake logic
3. Fast, preeminent and high adaptive dynamic response
4. Smooth and shock less speed tracking start
5. Support Profibus-DP and Modbus communication
6. Master and slave control function, weakened flux and constant power function
7. Torque memory function
8. Parameter and operation curve switching function of 2 sets of motors
9. Static and dynamic speed and torque switching function
10. Non-stop at instantaneous stop.

Application industries

1. Harbor machinery: quayside container bridge crane, tire crane and portal crane     
2. Standard lifting: bridge crane, electric hoist, belt conveyor and winch
3. Construction lifting: tower crane

Product Parameters

Model AS400 4T-	02P2	03P7	05P5		07P5		0011		0015		18P5		0022		0030	0037	0045
Maximum power of adaptive motor (kw) (Super Heavy Duty)	1.1	2.2	3.7		5.5		7.5		11		15		18.5		22	30	37
Maximum power of adaptive motor (kw) (Heavy Duty)	2.2	3.7	5.5		7.5		11		15		18.5		22		30	37	45
Rated output current (A) (Super Heavy Duty)	3.5	6.2	11		15		21		27		34		41		52	65	80
Rated output current (A) (Heavy Duty)	6.2	9	13		17		25		31		39		45		60	75	91
Carrier frequency (kHz)	2-8Khz (modified in parameters)
Model AS400 4T-	0055	0075	0090	0110		0132		0160		0185		0200		0220	0250	0280	0315	0355
Maximum power of adaptive motor (kw) (Super Heavy Duty)	45	55	75	90		110		132		160		185		200	220	250	280	315
Maximum power of adaptive motor (kw) (Heavy Duty)	55	75	90	110		132		160		185		200		220	250	280	315	355
Rated output current (A) (Super Heavy Duty)	97	128	165	195		236		270		330		360		390	430	470	525	585
Rated output current (A) (Heavy Duty)	112	150	180	216		260		300		370		390		426	480	520	600	650
Carrier frequency (kHz)	2-8KHZ (modified in parameters)									2-5kHz(modified in parameters)
Supply voltage	AC 3 - phase , 380-460V, 50/60Hz
Permissible power fluctuation	-15%-10% (interphase unbalance rate ≤3%, add the DC reactor to improve the power factor)
Permissible frequency fluctuation	-5% ~ +5%
Instantaneous low voltage tolerance	Continue to run above 300V: continue to run 15ms when the rated voltage falls below 300V(test value at 80% load)

Certifications

Testing

Plant Review