MTP - 4U DC Power Supplies Video.mp4

4 year ago

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Yangzhou IdealTek Electronics Co., Ltd.

 5 year year

Product details

MTP - EDU Series Motor Test DC Power Supply

Overview

MTP series High Power DC power supply is a family of DC switching power supplies with wide output power ranging, high output accuracy, high efficiency and low output ripple performance.

MTP series of power supplies use full - bridge phase - shift soft - switching technology, which makes this series of DC power supplies have up to 88% working efficiency and 20ms transient response time.
This series of DC power supplies has a two-stage conversion circuit structure and dual closed-loop control circuit system to ensure power supply with high stability and good output accuracy.
All the MTP series power supplies have perfect protection functions, which can ensure long-term & reliable operation of the power supply.

The MTP - 5U - EDU series is a special-designed for the new energy drive system, the power supplies have built-in energy discharging unit to respond to the reverse energy generated during the motor stall test & braking test to ensure the stable output and reliable working of power supply.
It can meet the testing needs of power electronics industry, electronic device industry, new energy motor industry and power battery industry.

Mtp Dc Power Supply 10 15 Kw 5u Front Panel

Block Diagram

Motor Test Application Introduction

The MTP - EDU series DC test power supply is specially developed for the test of drive motor system production line; it can be equipped with built-in energy discharging unit to meet the instantaneous energy consumption generated during the various motor tests.
It adopts full-bridge phase-shifting soft switching technology and double closed-loop control circuit to feature the power supply with high output accuracy, high efficiency and reliable working ability.
Presently, the MTP series are suitable for two main motor tests below:
1. Motor finished product test
The DC test power supply can simulate the output characteristics of the power battery to supply power to the motor drive system and assist in completing the factory test on various index of the finished product. Including motor drive system working voltage range, stalled test and maximum working speed test etc.

Product Application Solutions 1 Matching Dynamometer Bench
2. Motor type test
The DC test power supply can be embedded into the motor test bench system to form a motor test bench. Such as dynamometer test bench or dual-motor drag test bench.
Product Application Solution 1 Motor Pairing Test

Features

l Power range: 7 ~ 15KW / Voltage range: 30 ~ 1000V / Current range: 10 ~ 500A

l CV & CC output mode, output voltage and current continuously adjustable in full scale.

l Multi-stage filtering circuit adopted to reduce harmonic interference to the power grid.

l With RS485 communication interface, in line with MODBUS-RTU communication protocol.

l Built-in energy discharging unit to meet the needs of instantaneous energy consumption.

l Isolated input and output for safe operation.

Specifications

Input		Connection mode		Three – phase, four – wire + GND
		Voltage		380V±10%
		Frequency		50Hz/60Hz±5Hz
Output		Rated power		** kW
		Output voltage adjusting range		0V ~ ****V
		Output current adjusting range		0A ~ ***A
		Output voltage precision		0.5%FS
		Output current precision		0.5%FS
		Line regulation		≤0.2%FS
		Load regulation		≤0.2%FS
		Temperature drift		0.04%FS/℃
		Time drift		0.3%FS
		Ripple (Vr.m.s.)		≤0.5% F.S (measured @ rated voltage with 80%-100% resistive loading)
		Response time		≤10ms (measured @ 10%-90% resistive loading)
		Efficiency		≥88% (measured @ 80%-100% resistive loading)
		Working ability		Withstand long-term continual working.
Setting & Display		Control mode	Local	Front panel button control
			Remote	RS485 communication interface. In line with MODBUS-RTU standard.
		Display mode		LED digital display
		Set & Display error	Voltage	0.5%FS
			Current	0.5%FS
		Display resolution	Voltage	Four-digit display with a minimum resolution of 0.01V (Ue ≤ 30V)
				Four-digit display with a minimum resolution of 0.1V (30V<Ue<1000V)
				Four-digit display with a minimum resolution of 1V (Ue ≥ 1000V)
			Current	Four-digit display with a minimum resolution of 0.01A (Ie ≤ 50A)
				Four-digit display with a minimum resolution of 0.1A (50A<Ie<1000A)
				Four-digit display with a minimum resolution of 1A (Ie ≥ 1000A)
Automatic voltage compensation				≤5V (Ue ≤ 100V)
				≤10V (100V < Ue ≤ 300V)
				≤15V (300V < Ue ≤ 1000V)
Over-loading ability				Iout≤1.25 Ie, output shutdown after 600s. Iout≤1.5Ie, output shutdown after 60s. Iout≤2Ie, output shutdown after 5s Iout>2Ie, output shutdown immediately.
Energy discharging unit	Discharging unit function			Built-in bleeder resistor for consuming feedback energy generated by motor stall & braking test.
	Discharging mechanism			Intelligently detects feedback energy and initiates automatic discharging when the feedback voltage is 5V ~ 10V higher than the output voltage.
	Discharging response time			≤1mS
Protection & Monitoring functions	Output over voltage protection (OVP)			Output over voltage protection value settable. Power supply automatically cuts off output and alarms when output has over voltage.
	Output over current protection (OCP)			Output over current protection value settable. Power supply automatically cuts off output and alarms when the output has over current.
	Over temperature protection (OTP)			Power supply automatically cuts off output and alarms when the internal temperature of the power supply exceeds 85 °C.
	Output short-circuit protection			Power supply automatically cuts off output and alarms when the output has short-circuit.
	Automatic voltage compensation protection			Output over compensation protection / compensation line reverse-connected protection
	Discharging – unit protection			Discharging-unit over temperature protection / Discharging-unit short-circuit protection.
Noise				≤60dB
Protection degree				IP20
Cooling method				Forced air cooling
Safety features	Insulation resistance			≥20MΩ
	Withstand voltage ability			60s test @ 2000VDC, no flash-over or spark-over.
	Grounding inductance resistance			≤100mΩ
Working conditions	Ambient temperature			0℃～45℃
	Humidity			10%～90%(non-condensing)
	Height			≤2000m
*Size (WHD) (mm)*				500222550 (19’’ 5U standard chassis)