交流网络绝缘显示器vorimeter imd |RN 5897/300.

AC / DC. DC.

Varimeter IMD家族的绝缘监视器RN 5897/300提供了最佳，最新的现代IT系统的绝缘监控，以满足相关标准的最佳和状态。该设备可以最灵活的方式用于AC，DC和AC / DC系统。设置值的调整简单，在设备正面的3个旋转开关上完成了用户友好。通过MultiColor LED设备状态易于读取。具有可密封的透明盖，该装置是防止操纵的保护。Features • Insulation monitoring according to IEC/EN 61557-8 • 2 separate adjustable response thresholds (using e.g. for pre-Alarm and Alarm) • Setting range of 1st response value (Pre-Alarm): 20 kΩ … 1 MΩ: • Setting range of 2nd response value (Alarm): 10 kΩ … 250 kΩ • 2 changeover contacts für insulation failures-Pre-Alarm and -Alarm • Energized or de-energized on trip can be selected for indicator relay • LED for status indication • Automatic and manual device self-test • Alarm storage selectable • Protection against manipulation by sealable transparent cover • External control input for combined Test-/Reset-button • 3 wide voltage input for auxiliary voltage • Width 52.5 mm Advantages / Customer benefit • For mobile generator sets according to DIN VDE 0100-551 • Preventive fire and system protection • Detection of symmetric and asymmetric insulation faults • Universal application in non-earthed AC, DC, AC/DC networks up to max. 300 V • Easy adjustment of response values and setting parameter via rotational switch • Suitable for large leakage capacitances up to 30 μF