FiDUS RHM250P Series, Installation Advice

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RHM250P
Series
Parameter Minimum Typical Maximum Units Notes & Conditions
Output voltage 12 48 VDC See Model & Ratings table
Total regulation %
±10% AC line change at nominal load and ±40%
load change at 60% load nominal line.
Output 1: ±5% 12 - 19V models. ±3% 24V model.
±2% 30 - 48V models.
Output 2: ±5% all models
Minimum load 0 %
Ripple & Noise
Output 1: 12V model 120mVp - p. 15V model 150mVp - p.
19V model 190mVp - p. 24V model 240mVp - p.
30 - 48V models 300mVp - p.
Output 2: all models 50mVp - p
mV(Vp - p)
All models measured with 0.1uF and 0.47uF
capacitor and 20 MHz bandwidth.
Hold up time 16 ms
Overload protection 105 130 % Trip and restart. Automatic recovery
Short circuit protection Trip and restart. Automatic recovery
Overvoltage protection 112 132 % Trip and restart. Automatic recovery
Output
Parameter Minimum Typical Maximum Units Notes & Conditions
Efficiency 90 92 %
Isolation: Input to Output 4000 VAC 2 x MOPP (BF rated)
Input to Ground 1500 VAC
Isolation resistance 50 M Ω
Power density 11.4 W/In
3
MTBF 200 KHrs As per MIL - HDBK - 217F, 25°C GB
Weight 350 g
General
Parameter Minimum Typical Maximum Units Notes & Conditions
Operating temperature - 40 70 °C
Derate linearly from 100% power at 50°C to 50%
power at 70°C
Storage temperature - 40 85 °C
Cooling Convection cooled
Temperature coefficient ±0.04 %/
ᵒC
Humidity 0 95 % RH Non condensing
Operating altitude 3000 m
Vibration 5 g 10 - 500hz, 10min/cycle in each axis x,y and z
Environmental
Parameter Minimum Typical Maximum Units Notes & Conditions
Input voltage 90 264 VAC
Input frequency 47 63 Hz
Power factor 0.9 EN61000 - 3 - 2 class A compliant
Input current (rms)
3
A
Low line. At 100VAC
1.5 High line. At 240VAC
Inrush current
75
A
100VAC cold start at 25°C
150 240VAC cold start at 25°C
No load input power 0.3 W
Earth leakage current 0.3 mA 240VAC 60Hz
Input