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ISOMETER® IR155-3203/IR155-3204

ISOMETER® IR155-3203/IR155-3204
6Pages

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ISOMETER® IR155-3203/IR155-3204 Headline Insulation monitoring device (IMD) for unearthed DC drive systems Sub-Headline (IT systems) in electric vehicles Vorläufiges Datenblatt

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Device features • Suitable for 12 V and 24 V systems • Automatic device self test • ontinuous measurement of the insulation C resistance 0…10 MΩ – esponse time for the first measurement R of the system state (SST) is < 2 s after switching the supply voltage on – Response time < 20 s for insulation resistance measurement (DCP) • utomatic adaptation to the existing A system leakage capacitance (≤ 1 μF) Product description The ISOMETER® IR155-3203/-3204 monitors the insulation resistance between the insulated and active HV-conductors of an electrical drive system (Un = DC 0 V…1000 V) and the...

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Wiring diagrams 1 - Connector XLA+ Pin 1+2 L+ Line Voltage HV system DC 0…1000 V (-320x only) HV system DC 0…800 V (-3210 only) L- 2 - Connector XLA Pin 1+2 L- Line Voltage MHS only on variants -3204 and -3210 MLS only on variant -3203 3 - Connector XK1A Pin 1 Kl. 31 Chassis ground/ electronic ground Pin 2 Kl. 15 Supply voltage Pin 3 Kl. 31 Chassis ground Pin 4 Kl. 31 Chassis ground (separate line) Pin 5 MHS Data Out, PWM (high side) Pin 6 MLS Data Out, PWM (low side) Pin 7 n.c. Pin 8 OKHS Status Output (high side) Typical application Charger Vehicle coupler Load enable relay Drive enable...

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Technical data Insulation coordination acc. to IEC 60664-1 Protective separation (reinforced insulation) between (L+/L-) – (Kl. 31, Kl. 15, E, KE, MHS, MLS, OKHS) Voltage test AC 3500 V/1 min Supply/IT system being monitored Supply voltage US Max. operating current IS Max. current Ik Power consumption DC 10…36 V 150 mA 2A 6 A/2 ms inrush current AC 0…1000 V (peak value) 0…660 V r.m.s. (10 Hz…1 kHz) DC 0…1000 V <2W Response values Response value hysteresis (DCP) Response value Ran Undervoltage detection Measuring range Measuring range 0…10 MΩ Undervoltage detection 0…500 V default setting: 0...

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Operating principle PWM driver • Condition “SST” (30 Hz) MLS switches to Kl. 31 + 2 V (3203) (external pull-up resistor to Kl. 15 reqired 2.2 kΩ Ub + (Kl. 15); Low > IMD off or short-circuit to Kl. 31 10 Hz Normal condition Insulation measurement DCP; starts two seconds after power on; First successful insulation measurement at ≤ 17.5 s PWM active 5…95 % 20 Hz undervoltage condition Insulation measurement DCP (continuous measurement); starts two seconds after power on; PWM active 5…95 % First successful insulation measurement at ≤ 17.5 s Undervoltage detection 0…500 V (Bender configurable)...

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General data Necessary crimp tongs (TYCO) 91501-1 Operating mode/mounting continuous operation/any position Temperature range -40…+105 °C Voltage failure ≤ 2 ms Flammability class acc. to UL 94 V-0 Mounting M4 metal screws with locking washers between screw head and PCB. Torx, T20 with a maximum tightening torque of 4 Nm for the screws. Furthermore, a maximum of 10 Nm tightening torque to the PCB at the mounting points. Dimension diagram Dimensions in mm Mounting and connector kits are not included in delivery, but are available as accessories. The maximum diameter of the mounting points is...

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ISOMETER® IR155-3203/IR155-3204 6Pages

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ISOMETER® IR155-3203/IR155-3204
6Pages