30A 100V 3000W Variable DC Power Supply

ATO variable DC power supply provides an adjustable and regulated source of power, with 0 to 30 amp output current, 0 to 100 volt output voltage, 3000W DC output power, 3 digit LED display, selectable single phase 110V or 220V±10% AC input. This versatile device allows users to control both voltage and current parameters, making it suitable for a wide range of electronic applications.

SKU: CCHN-VDCPS10030K

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Delivery date: 6-25 days

Overview

30A 100V variable DC power supply provides a reliable and adjustable power source for various applications. This variable DC power supply with adjustable voltage and current capabilities, coupled with digital control features, serves as a reliable and efficient power source for electronics experimentation and development.

Specification

Model	CCHN-JK10030K
Input Voltage	Single Phase 110V or 220V AC (+/- 10%)
Output Voltage Range	0-100V
Output Current Range	0-30A
Output Power	3000W
Frequency	50Hz/60Hz
Adjustable Mode	Pulse Width Modulation (PWM) Type
Transistor Connection Method	Full Bridge
Output Type	Dual
Display	3 digit
Display Accuracy	Output Voltage ±0.5%, Output Current ±0.5%
Efficiency	>86%
Load Regulation (CV)	Stable Voltage ≤0.5%, Constant Current ≤0.5%
Line Regulation (CV)	Stable Voltage ≤0.5%
Ripple Voltage	≤1%
Insulation Resistance	Input-Output: ≥20MΩ
	Input-Chassis: ≥20MΩ
	Output-Chassis:≥80MΩ
Dielectric Strength	Input-Output: AC1500V, 10mA, 1 minute
	Input-Chassis: AC1500V, 10mA, 1 minute
	Output-Chassis: AC1500V, 10mA, 1 minute
Protection	Over Load and Over Voltage Protection
Current Imbalance	≤5% + 0.5A
Operating Ambient	-10℃ to + 45℃/ 85%RH
Storage Ambient	-20℃ to + 70℃/ 80%RH
Overheat Protection Ambient Threshold	70℃ to 80℃
Mean Time Between Failures	≥50000h
Cooling Duct	Internal Cooling Air Duct Forward and Exit
Certification	CE
Warranty	12 Months
Size	303 (L) x 255 (W) x 155 (H) mm
Weight	13kg

Detail

Details of 30A 100V Adjustable DC Power Supply

Tips: How do I protect my circuits from overvoltage when using a variable DC power supply?

To protect circuits from overvoltage when using a variable DC power supply, employ a voltage regulator or a crowbar circuit. A voltage regulator maintains a stable output voltage, preventing it from exceeding a predetermined level. Adjustable voltage regulators like LM317 allow you to set the desired output. Alternatively, a crowbar circuit involves a zener diode and a thyristor. The zener diode monitors voltage; when it exceeds a threshold, it triggers the thyristor to short the circuit, blowing a fuse or triggering a circuit breaker. Properly sized fuses and transient voltage suppressors can offer additional protection. Regularly check and calibrate your equipment, and consider using an overvoltage protection module. These measures safeguard your circuits against potential damage due to fluctuations in the variable DC power supply.