BENDER IRDH275B-435 ID B91065101 D159 | Insulation monitoring device

BENDER IRDH275B-435 Insulation Monitoring Device

Weight: Approximately 1.1 pounds

Dimensions: 110x113x74mm

Rated insulation voltage: AC 800V

Rated impulse voltage/pollution level: 8 kV/3

Rated frequency: DC, 0.2-460 Hz

Nominal system voltage Un: AC, 3 (N) AC 0-793V, DC 0-650V

Supply AC voltage US: 88-264V, DC 77-286V

Frequency range: 20-460 Hz

RAN1 response value (alarm 1): 1K Ω -10M Ω

RAN2 response value (alarm 2): 1K Ω -10M Ω

Relative percentage: (10K Ω -10M Ω) 0% -+20%

Measurement voltage Um (peak value): ± 50V

Measure current Im (at RF=0 Ω): ≤ 278 μ A

Internal DC resistance Ri: ≥ 180K Ω

50Hz impedance Zi: ≥ 180K Ω

Allow external DC voltage UFG: ≤ 1200V

Allow system leakage capacitance: ≤ 500 μ F

Setting: 150 μ F

Communication interface: RS-485/BMS

Maximum cable length: 1200m

Minimum contact current: 24V DC 2mA (50 MW)