Ideal for buffer and filter applications, compact case resistors, with good heat conduction, must be used with external heatsink, molded case can withstand strong environmental conditions, optimized structure, high thermal conductivity, large creep distance all internal electrical connections are welded
General general specification, to 300W for example
Resistance ranges：0.1 Ω ≤ 0.2Ω (HC-version)
> 0.2Ω ≤ 1 MΩ (higher values on request)
Resistance Tolerance： ±5% to ± 10 %
±1 % to ±2 % on special request for limited ohmic values with the reduction of the max. power /
pulse rating (ask for details)
Temperature Coefficient： ±500PPM/℃(0.1 Ω ≤ 0.2Ω) standard±150PPM/℃(> 0.25 Ω ≤ 1 MΩ) standard
lower TCR on special request for limited ohmic values
Power rating:300 W at 85°C bottom case temperature
Short time overload： 360 W at 70°C for 10sec., ΔR = 0.4% max.
Maximum operating voltage：5,000 V DC = 3.500 V AC RMS (50 Hz)
higher voltage on request, not exceeding max. power
Electric strength voltage：7 kVrms / 50 Hz / 500 VA, test time 1 min
between terminal und case (up to 12 kVrms on request)
voltages above 10 kVrms are tested at DC equivalent to avoid pre
damage of component
Insulation resistance：> 10 GΩ at 1,000 V
Single shot voltage：up to 12 kV norm wave (1.5/50 μsec)
Creeping distance：> 29mm (standard, higher on request)
Air distance：> 14 mm (standard, higher on request)
Inductance：≤ 80 nH (typical), measuring frequency 10 kHz
Capacity/mass：≤ 140 pF (typical), measuring frequency 10 kHz
Capacity/parallel：≤ 40 pF (typical), measuring frequency 10 kHz
Operating temperature：-55°C to +155°C
Mounting – torque for contacts：1.8 Nm to 2 Nm
Mounting – torque：1.6 Nm to 1.8 Nm M4 screws
Cable variation available on request：HV-cable / Flying leads (ask for details)
Standard cable type：H&S Radox 9 GKW AX 1,5mm2 (other cable types on special request)
Weight: ~73.3g
It can be used as:
capacitor charging resistor
capacitor discharging resistor
buffer resistor
start current limiting resistor
soft start resistor
high power resistor high voltage resistor
brake resistor
RF pseudo load resistor
test load resistor
inverter resistor
power conversion resistor
transformer protection resistor
harmonic filter resistor chopper resistor
instead of pulse load resistor
in carbon synthetic resistor relay protection resistor
Relay protection resistor
Post time: Mar-12-2024
