Adjustable Unidirectional DC Power Supply with Stable Voltage and Current

• Customization: Available
• Output Parameters: 24V~800V
• Input Parameters: 400V
• Model NO.: BDW
• Customized Processing: Yes
• Input Method: Three-Phase Four-Wire
• AC Voltage: 342~440V
• Charging Current: 667A
• Display Current Accuracy: 0.1 Percent
• Transport Package: Wooden Crate
• Specification: customizable
• Trademark: BOS
• Origin: Jinan China

Product Description

Product Description

 

Product Overview

BDW series unidirectional DC power supply adopts grid-side power frequency isolation 12/24 pulse rectification technology + DCDC three-level/carrier phase-shifting circuit, DSP control core. Advanced digital control technology, high control accuracy, fast response speed, wide output voltage range, can capable of achieving full range output across the entire range. BDW series products are suitable for power supply in the electrolysis industry, DC home appliances, bus air conditioning control system testing, etc.
 

 

Products features

1.It has a variety of output modes of constant voltage, constant current and constant power;

2.Multi-pulse rectification technology is adopted, with high power factor
and low input harmonics;

3.Using high-speed digital control technology, high output accuracy;

4.The output parameters and protection parameters are programmable, which can be applied to different types of equipment testing;

5.With a variety of operation interfaces, it can realize remote operation, unattended and embedded test system;

6.Modular design, easy maintenance of the equipment in the later stage;

7.Independent heat dissipation channel design, small size, fast heat dissipation, low temperature rise, high operation reliability and long service life.

 

Application industry

It is used in automated testing systems, production and quality inspection, laboratory R&D testing, electric vehicle testing, hydrogen production by water electrolysis, comprehensive utilization of wastewater and other fields.
 

Product Parameters

 

Device model	BDW40 -800/24-100-1	BDW60 -1000/24-200-1	BDW80 -1000/24-300-1	BDW150 -1000/24-500-1	BDW300 -1000/24-800-1	BDW400 -1000/24-900-1	BDW500 -1000/24-1000-1	BDW600 -1000/24-1200-1
Rated power	40kW	60kW	80kW	150kW	300kW	400kW	500kW	600kW
Rated current	100A	200A	300A	500A	800A	900A	1000A	1200A
Rated voltage	400V	300V	265V	300V	375V	445V	500V	500V
Voltage range	24~800V	24~1000V(standard)/24~1200V(optional)/48~1500V(optional)
Input AC indicators
Power supply system	Three phase four wire+PE
Voltage range	400V  ( ±15%)
Frequency range	50Hz  ( ±10%)
Power factor	≥0.99
Current harmonics	THDi ≤5%
Output DC characteristics
Number of channels	Single channel/dual channel (optional)
Peak power	1.2 Pe( 60s)
Peak current	1.2 Ie( 60s)
Source effect	≤0.3%F.S
Load effect	≤0.3%F.S
Voltage accuracy	≤0.3%F.S
Current accuracy	≤0.3%F.S
Voltage ripple	≤0.5%F.S
Response time	≤5ms( 10%~90% sudden loading)
Equipment efficiency	≥90%
System function
Working mode	Constant voltage/constant current/constant power
Isolation method	Power frequency isolation transformer
Remote compensation	Adaptive compensation line voltage drop
Protection function	Protection against overvoltage, undervoltage, phase loss, overcurrent, short circuit, overload, overheating, emergency stop, etc
Display and Communication
Local operation	LCD display screen
Remote communication	RS 485/LAN/CAN
Communication protocol	standard Modbus RTU/Modbus TCPIP/CAN2.0
Safety
Pressure Resistance Strength	2000Vdc/60s/no breakdown
Insulation Resistance	≥20MΩ@500Vdc
Grounding Resistance	≤100mΩ
Noise	≤65dB(A)
Usage environment
Work Environment	It can work continuously for 24 hours when the ambient temperature is -20 ºC~45 ºC and the relative humidity is 0~95%
Cooling Method	Fan forced air cooling
Protection Level	IP 21
Altitude	≤5000m@>2000m derating use
Size(W*D*H)mm	650*650*1600 (Including moving wheels)	1000*1000*1860 (Including moving wheels)	1000*1000*1860 (Including moving wheels)	1000*1000*1860 (Including moving wheels)	1800*1000 *1840	1800*1000 *1840	2000*1240 *2080	2000*1240 *2080

If other specifications are required, customization can be made according to requirements.

Company Profile

 

  Shandong BOS Energy Technology Co., Ltd. (referred to as BOS) is a high-tech enterprise in Shandong Province specializing in the research and development, manufacturing, sales, and service of power equipment. For more than 20 years, BOS has focused on power electronic conversion technology. Committed to providing customers with the best system solutions, our products include AC/DC test power supplies, AC/DC power supplies, shore power, and new energy product lines. The production base covering an area of 20000 square meters, built in 2010, has an annual output value of over 100 million yuan. BOS is one of the most influential "leading enterprises" among domestic high-power power supply manufacturers.

  BOS has multiple national patents in the field of power supply and has passed international ISO9001 quality system certification, ISO14001 environmental management system certification, and ISO45001 occupational health and safety management system certification; And has successively won honors such as specialized and innovative, gazelle enterprise, and high-tech enterprise, as well as awards such as "Best Supplier of Small and Medium Power Bidirectional Energy Storage Inverters"; Establishing an energy conversion and energy storage engineering technology center; It is a member unit of the China Power Association, a member unit of the Port Science and Technology Committee, an executive director unit of the China Renewable Energy Association, and a qualified supplier for procurement by the Chinese Academy of Sciences.

Certifications

 

 

On Site Filming Of The Project

 

Packaging & Shipping

 

 

Our Advantages

 

FAQ

1.Q:Are you manufacturers?
--Yes, we have an independent factory covering an area of over 20000 square meters.

2. Q:Can the power of the product be customized?
--Yes, we can customize products according to your needs.

3.Q: Is there any guarantee for after-sales service after purchasing products from your store?
--Yes,during the warranty period, we will regularly visit customers and collect feedback information to continuously improve the quality of our company's products and services.

4.Q:How is your production management and quality control?
--Our company's production process for all products follows ISO9001, with professional operators controlling each production step. Quality inspectors also conduct regular inspections, and after each product undergoes performance testing, a comprehensive quality inspection will be conducted.