This product has a high level of automation. It does not require a high degree of professional knowledge from the staff in routine operation. Anyone following this user manual can operate it.

Two Usage Environments

2.1 Altitude not exceeding 2000 meters.

2.2 Ambient Temperature: -10～+50℃

2.3 The average relative humidity is not greater than 95% on the 2nd and 3rd days, and the monthly average relative humidity is not greater than 90%.

2.4 No strong vibration and impact, no strong electromagnetic field interference.

2.5 Free of serious dust, explosive hazardous substances, corrosive metals, and harmful gases that damage insulation, conductive particles, and severe mold.

2.6 Vertical inclination not exceeding 5 degrees.

III. Technical Specifications

3.1 Three-phase AC input voltage: 380V (±15%, -10%), frequency: 50 Hz ±0.5.

3.2 DC Output Voltage of Control Busbar: 220V / 24V / 48V / 110V

3.3 Rated DC output current of busbar: 40A.

3.4 The rated capacity of the maintenance-free, fully-sealed lead-acid battery applies to: 40AH-500AH (in this case, 120AH).

3.5 Control bus voltage stability ≤ ±0.2%.

Shanghai Ren's Standard DC Screen Overview:

The GZDW(ZR) DC power cabinet utilizes advanced high-frequency switching power supplies, integrated with...Our companyA new generation of unattended DC power supply products composed of a set of system software. All its components are selected with high-reliability devices. Compared to the traditional DC screen, its display and operation unit is equipped with a 7.4-inch industrial-grade color touch screen.,IP rating achievedIP32The system utilizes a human-machine dialogue interface for intuitive operation; its monitoring unit is equipped with high-speed, high-performance configurations.SCUThe power output unit is equipped with a high-frequency switching power supply and redundant configuration, allowing for a reliable conversion of AC power into high-quality DC power. It employs real-time scanning of the various components of the DC screen for comprehensive monitoring and closed-loop control.

Our core products and technological advantages:

Shanghai Ren Company's DC screen modules utilize the following technologies:

Resonant Voltage-Controlled Power Converter - Full-Switching Soft-Switching Power Conversion Technology

Soft Switch ResonantDC-ACInverter circuit technology

Resonant Voltage-Controlled Power Converter Technology

Active Power Factor Correction Step-Up Transformer Technology

10 years of technical accumulation, dedicated to providing you with more professional and comprehensive DC screensTechnologyService. 

This product is highly automated, requiring minimal professional knowledge from the staff for routine operation. Following the instructions in this user manual is sufficient to operate it.

Operating Environment

2.1 Altitude not exceeding2000Grain.

2.2 Environmental Temperature-10～＋50℃ 。

2.3 Average relative humidity not exceeding95%，average monthly relative humidity not exceeding90％。

2.4 No strong vibration or impact, no strong electromagnetic field interference.

2.5 Free from serious dust, explosive hazard media, corrosive metals, and harmful gases that damage insulation, conductive particles, and severe mold.

2.6 Vertical inclination not greater than5Degree.

Section 3: Technical Specifications

3.1 Three-phase AC Input Voltage380V（ 15%，-10%), frequency50 HZ±0.5。

3.2 Control the busbar DC output voltage:220V /24V/48V/110V

3.3 Rated Direct Current Output Current of Busbar Control40A。

3.4 The rated capacity of the maintenance-free, fully-sealed lead-acid battery is applicable to:40AH-500AH(Subject matter is)120AH）。

3.5 Bus Voltage Stability ≤ ±0.2%。

3.6 Bus Voltage Ripple Factor ≤ ±0.1%。

3.7 Current Precision ≤ ±0.5%。

3.8 Disconnecting bus voltage ≤15%，10%。

3.9 Max Output Current Limit(A)：1.2IN。

3.10 Efficiency ≥90%。

3.11 Power Factor >0.90。

3.12 Response Speed:0.2ms。

3.13 Total Noise ≤50dB。

3.14 Flow Distribution Method: Automatic Flow Distribution.

3.15 Harmonics: No Interference.

3.16 High Voltage Surge at Input Terminal: Level 4 Lightning Protection