产品细节说明:IRDH275-435 绝缘检测仪

1. 高精度检测：IRDH275-435能够精确检测系统的绝缘阻抗，及时发现潜在的接地故障，确保电气设备的安全运行。
2. 广泛适用性：适用于纯AC、纯DC和混合AC/DC系统，包括带变频驱动器（VFD）的系统，满足多种应用场景的需求。
3. 数字显示与菜单管理：配备数字显示屏，实时显示读数，同时提供易于使用的机载菜单，方便用户管理设置。
4. 自动自检与测试功能：具备自动自检功能，确保设备始终处于良好状态；内置测试和重置按钮，便于用户进行外部测试和重置操作。
5. 历史记忆存储：部分型号（如“B”版本）具备历史记忆存储功能，可存储多达300个事件，便于用户追溯和分析故障历史。

IRDH275-435

产品详情参数:IRDH275-435 绝缘检测仪

• 额定绝缘电压：AC800V
• 额定冲击电压/污染等级：8kV/3
• 额定系统电压Un：AC, 3(N)AC 0 – 793V；DC 0 – 650V
• 电源电压US：AC 88 – 264V；DC 77 – 286V
• 测量电压Um（峰值）：±50V
• 测量电流Im（在RF = 0Ω时）：≤278μA
• 内部直流电阻Ri：≥180kΩ
• 50Hz时的阻抗Zi：≥180kΩ
• 允许的外部直流电压Ufg：≤1200V
• 允许的系统漏电容：≤500μF
• 显示范围：1kΩ – 10MΩ
• 绝对误差（1kΩ – 10kΩ）：±1kΩ
• 相对百分比误差（10kΩ – 10MΩ）：±10%

IRDH275-435 应用领域:

IRDH275-435绝缘检测仪广泛应用于电力、石油、化工、冶金、水处理等行业的电气设备中，用于监测和预防接地故障，确保电气系统的安全稳定运行。IRDH275-435绝缘检测仪是一款由德国本德尔（BENDER）公司生产的电力监控设备，主要用于监测非接地的交流（AC）和直流（DC）系统的绝缘阻抗，以及在这些系统内检测对地故障。

Product Details: IRDH275-435 Insulation Tester
High precision detection: IRDH275-435 can accurately detect the insulation impedance of the system, timely detect potential grounding faults, and ensure the safe operation of electrical equipment.
Wide applicability: Suitable for pure AC, pure DC, and hybrid AC/DC systems, including systems with variable frequency drives (VFDs), meeting the needs of various application scenarios.
Digital display and menu management: Equipped with a digital display screen, real-time reading is displayed, and an easy-to-use onboard menu is provided to facilitate user management and settings.
Automatic self checking and testing function: equipped with automatic self checking function to ensure that the equipment is always in good condition; Built in testing and reset buttons for users to perform external testing and reset operations.
Historical memory storage: Some models (such as version “B”) have historical memory storage function, which can store up to 300 events, making it easy for users to trace and analyze fault history.
Product Details and Parameters: IRDH275-435 Insulation Tester
Rated insulation voltage: AC800V
Rated impulse voltage/pollution level: 8kV/3
Rated system voltage Un: AC, 3 (N) AC 0-793V; DC 0 – 650V
Power supply voltage US: AC 88-264V; DC 77 – 286V
Measurement voltage Um (peak value): ± 50V
Measure current Im (at RF=0 Ω): ≤ 278 μ A
Internal DC resistance Ri: ≥ 180k Ω
Impedance Zi at 50Hz: ≥ 180k Ω
Allowable external DC voltage Ufg: ≤ 1200V
Allowable system leakage capacitance: ≤ 500 μ F
Display range: 1k Ω -10M Ω
Absolute error (1k Ω -10k Ω): ± 1k Ω
Relative percentage error (10k Ω -10M Ω): ± 10%
Application areas of IRDH275-435:

The IRDH275-435 insulation detector is widely used in electrical equipment in industries such as power, petroleum, chemical, metallurgy, and water treatment to monitor and prevent grounding faults, ensuring the safe and stable operation of electrical systems. The IRDH275-435 insulation tester is a power monitoring equipment produced by the German company BENDER, mainly used to monitor the insulation impedance of non grounded alternating current (AC) and direct current (DC) systems, as well as detect ground faults in these systems.