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900 Series Fan and Pump Drive

M-driver high-performance universal frequency converter is developed based on advanced vector control technology platform, using closed-loop vector control algorithm, and supporting high-precision control of induction motor and permanent magnet synchronous motor. The m-driver frequency converter can improve system efficiency by up to 25%, achieve better energy consumption performance, and ensure reliable operation through optimized structural design and component layout.

Specification:

Mini Type: 220V 0.75kW~1.5kW / 380V 0.75kW~2.2kW
General Type: 220V 0.75kW~75kW
General Type: 380V 0.75kW~500kW
Availability: OEM/ODM, Minmum Order Request
Warranty: 18 Months

Characteristics of 900 Series Fan and Pump Drive:

1. Support terminal and panel control (Run/Stop)，Support speed regulation via buttons and analog inputs

2. Analog inputs compatible with voltage (0-10V) and current (4-20mA) signals，Multi-speed control capability (up to 4 preset speeds)

3. Built-in constant pressure control for water supply systems，High protection level with time-saving parameter configuration

4. Detachable keypad design for flexible operation，Robust construction for harsh environment applications

5. Dual control mode (terminal/panel operation)，Flexible speed command options (analog/digital)。Multi-function analog inputs/outputs，Specialized pump control functions

6. User-friendly interface design，Wide environmental adaptability

Application of 900 Series Fan and Pump Drive:

Our products are developed specifically for industrial automation, energy-saving transformation, and intelligent manufacturing systems, and are widely used in:

Material handling (lifting, conveying equipment)

Processing and manufacturing (machine tools, metal processing)

Process industries (petrochemical, metallurgical, cement)

Municipal engineering (water supply, sewage treatment)

New energy (wind power, photovoltaic supporting)

Packaging Textile (Printing, Chemical Fiber, Packaging Machinery)

Transportation (electric vehicles, rail transit) and other fields.

Through innovative driving technology and industry-specific customized solutions, m-driver frequency converters continue to create value for customers in various industries.

Products Nameplate：

900 General type Inverter Model：

Technical Specifications：

Item		Specifications
Basic Functions	Maximum Frequency	Vector Control：0~500Hz V/F Control：0~500Hz
	Carrier Frequency	0.5kHz~16kHz; the carrier frequency will be automatically adjusted according to the load characteristics.
	Input Frequency Resolution	Digital Setting： 0.1Hz Analog Setting： 0.01V corresponding maximum frequency ×0.1%
	Control Mode	Open Loop Vector Control（SVC）； V/F Control
	Startup Torque	G Type：0.5Hz/150%(SVC)； P Type：0.5Hz/100%
Basic Functions	Speed Range and Precision	1：100（SVC）；±0.5%（SVC）
	Over Load Capability	G Type：150% rated current 60s ；180% rated current 3s P Type：120% rated current 60s ；150% rated current 3s
	Torque Boost	0.1%~30.0%
	V/F Curve	Line Type、Square Type
	Acc. / dec Curve	Straight line or S curve acceleration and deceleration mode Acceleration and deceleration time range between 0.0 to 500.0s.
	DC Brake	DC Brake Frequency：0.00Hz to maximum frequency. Brake time： 0.0s to 36.0s
	Multi-speed Running	It can realize at maximum of 4 segments speed running via the control terminal.
	Built-in PID	It is easy to realize process-controlled closed loop control system.
	Over-voltage/current Stall Control	It can limit the running voltage/current automatically and prevent frequent over-voltage/current tripping during the running process.
	Motor Over-temperature Protection	Acceptable motor temperature sensor input (PT100, PT1000)
	Timing Control	Timing control function：set time range 0.0~6500.0Min
	Bus Support	Support Site Bus：Modbus
	Protection Function	It can implement power-on motor short-circuit detection, output phase loss protection, over current protection, over voltage protection, under voltage protection, overheating protection and overload protection, which can be turned on or shielded as required.
Running	Running Command Source	Operation panel reference, control terminal reference, and communication reference
	Target Frequency Source	Digital reference, analog signal reference , multi-segment speed reference, PI control reference, and communication reference
	Control Signal Input Terminal	4 digital input； 2 analog input，support 0~10V、4~20mA and 0~20mA signal
	Control Signal Output Terminal	2 relay output； 1 analog output，support 0~10V、4~20mA and 0~20mA signal
Environment	Using Place	Indoor, and be free from direct sunlight, dust, corrosive gas, combustible gas, oil smoke, vapor, drip or salt.
	Altitude	0~4000m；Derating use when more than 1000m (decrease by 1% per 100 meters)
	Ambient Temperature	-10 ℃ to +40 ℃ (Derating use when under ambient temperature of 40 ℃ to 50 ℃)
	Humidity	Less than 95%RH, without condensing
	Vibration	Less than 5.9m/s (0.6g)
	Storge Temperature	－20℃~＋60℃
	IP Level	IP20
	Pollution Level	PD2
	Power Distribution System	TN , TT