致茂 CHROMA 63211 可编程直流电子负载。

用途：适用于多种直流电源转换产品测试，像直流电源、电池充电器、服务器电源等。在大功率应用场景，如开关模式整流器测试及电池组、燃料电池放电测试中表现出色。

技术原理：通过模拟不同负载特性，将电能转化为其他形式能量消耗。内置 15 位精度 A/D 转换器，精确测量电压、电流、功率等参数。

性能：功率达 15.6kW，电压 1000V，电流 150A 。具备定电流、定电阻、定电压、定功率模式。测量精度方面，电压为 0.05%+0.05% F.S.，电流 0.1%+0.1% F.S.，功率 0.3%+0.3% F.S. 。主从接口控制可实现多组负载并联同步拉载（达 93.6KW），动态负载模拟达 20kHz ，电流上升下降斜率可编程至 41A/μs 。有过功率、过电流、过温度保护及过电压、正负极反向告警功能，配备 GPIB、RS - 232 控制接口。

Product Name: CHROMA 63211 Programmable DC Electronic Load.

Purpose: It is suitable for testing a variety of DC power conversion products, such as DC power supplies, battery chargers, server power supplies, etc. It performs well in high - power applications, such as switch - mode rectifier testing and battery pack and fuel cell discharging tests.

Technical Principle: It simulates different load characteristics and converts electrical energy into other forms of energy for consumption. It has a built - in 15 - bit precision A/D converter to accurately measure parameters such as voltage, current, and power.

Performance: The power reaches 15.6kW, the voltage is 1000V, and the current is 150A. It has constant current, constant resistance, constant voltage, and constant power modes. In terms of measurement accuracy, the voltage is 0.05%+0.05%F.S., the current is 0.1%+0.1%F.S., and the power is 0.3%+0.3%F.S. The master - slave interface control can achieve parallel and synchronous loading of multiple loads (up to 93.6KW). The dynamic load simulation can reach 20kHz, and the current rise and fall slope can be programmed up to 41A/μs. It has over - power, over - current, over - temperature protection, and over - voltage and reverse - polarity alarm functions, and is equipped with GPIB and RS - 232 control interfaces.