TDK- LAMBDA

ALPHA SERIES

400W POWER SUPPLY, AC/DC Modular

H41014

Boost your power system with the H41014 LAMBDA POWER SUPPLY 400W. This high-performance ALPHA 400W power supply ensures reliable and efficient power delivery for demanding applications. Shop now for durable and top-quality power solutions!

Input Voltage: 90-264Vac

Input Frequency 47 – 63Hz (440Hz with reduced PFC – consult factory)
Inrush Current <50A at 25°C and 264Vac (cold start)
Input Fuse
250Vac HBC Fast Acting (not user accessible)
10A for 400W
12A for 600W
20A for 1000W and 1500W
Leakage Current 1.1mA max at 264Vac & 63Hz
Lower Leakage Option see configuring guide
Power Factor 0.99 typical

OUTPUT
Voltage / Current See module output table
Turn on Delay 1.5s max at 90Vac (150Vac for Alpha 1500W) & 100% rated output power
Rise Time <50ms to 90% of voltage, monotonic rise above 10%
Turn on Overshoot <5% or 250mV Load type dependant, no overshoot with resistive load
Efficiency 75% typical at 230Vac & 100% rated power, config dependent
Hold up 15ms min
at 90Vac & 100% rated output power
13ms for 1000W, 8ms for 1500W and at 207Vac for 1500W
Ripple & Noise <2% (or 100mV if greater) Pk- Pk, using EIAJ test method & 20MHz bandwidth
Voltage Accuracy <1% of set Voltage
Remote Sense Yes Standard on single output modules
Minimum Load No on any output
Temperature Coefficient <0.02% of rated voltage per °C
Load Regulation <0.5% or 25mV for 0-100% load change (with sense connected, <2% without)
Line Regulation <0.5% for 90 – 264Vac input change (210-264Vac for 1500W)
Cross Regulation <0.2% for 100% load change on any other output
Transient Response Recovery
<10% of set voltage for 50% load change (above 25% load)
500μs for recovery to 1% or 100mV of set voltage (1000μs for S module)
Over Voltage Protection Standard for all outputs
Over Current Protection Standard for all outputs
Short Circuit Protection <150% of rated current, when output voltage <1%
Over Temperature Protection Yes Shut down all outputs. Cycle ac off/on to reset
Note shutdown temp varies according to ambient, output power and input V