TXH 240-112 TRACOPOWER, TXH 240-112 Datasheet - Page 2

• Manufacturer Part Number: TXH 240-112
• Description: PSU, AC TO DC, 240W, 12V, 20A
• Manufacturer: TRACOPOWER

Specifications of TXH 240-112

• Power Supply Output Type: Fixed
• No. Of Output Channels: 1
• Output Voltage: 12V
• Output Current: 20A
• Power Rating: 240W
• Input Voltage: 90VAC To 264VAC
• Supply Voltage Typ: 110VAC / 230VAC
• Length: 177mm
• No. Of Outputs: 1
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
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Input Specifications
Input voltage
Input frequency
Earth leakage current
Input current (at full load)
Recommended circuit breaker
(characteristic C) or slow blow fuse
Output Specifications
Output voltage adjustment range
Regulation
Minimum load
Ripple and noise (20 MHz bandwidth)
Current limitation
Short circuit protection
Overvoltage protection by Zehner diode
Overtemperature protection
Capacitive load, max.
General Specifications
Temperature ranges
Derating
Temperature coefficient
Humidity (non condensing)
Efficiency
Switching frequency (pulse width modulation PWM)
Hold-up time
Isolation voltage (60 sec)
Reliability /calculated MTBF (MIL-HDBK-217F at 25°C, ground benign)
– nominal
– AC range (universal input)
– output current derating at operation below 100 VAC
– DC range
– Input variation
– Load variation (0 –100%)
– Operating
– Storage (non operating)
– Input/Output
– Input/Case
– Output/Case
120 & 240 W models: 500 µA max.
120 & 240 W models: 5 A
120 & 240 W models: no auto recovery (power disconnect required)
120 & 240 W models: no auto recovery (power disconnect required)
120 & 240 W models: 100 kHz typ.
48 VDC models: 4‘70 µF
24 VDC models: 4‘700 µF
12 VDC models: <150 mV
12 VDC models: 23’000 µF
360 W models: 300 µA max.
360 W models: 4.0 A typ.
360 W models: 10 A
360 W models: auto recovery
360 W models: 75 kHz typ.
240 W models: 3.0 A typ.
120 W models: 2.0 A typ.
other models: <200 mV
Metal Case Power Supplies
TXH Series
100 – 240 VAC
90 – 264 VAC
120 – 370 VDC
47–63 Hz
Vin = 115 VAC
±5 % with internal potentiometer
1 % max.
1 % max.
0 %
at 130–150 %, auto recovery
indefinite,
120 % of Vout typ.
auto recovery
for 360 W models only, auto recovery
–10°C to +75°C
–25°C to +85°C
2.5 %/K above +50°C
0.03 %/K
95 % rel max.
91 % typ.
13 ms min.
3‘000 VAC
1‘500 VAC
500 VAC
>50’000 h
see graph B, page 5
Vin = 230 VAC
1.0 A typ.
1.5 A typ.
2.0 A typ.
120–360 Watt
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