# AC/DC DIN Rail Power Supply (PSU), ITE, Industrial & Household, 1 Output, 480 W, 24 VDC, 20 A
**URL**: https://novapart.co/products/LEC480-24/ac-dc-din-rail-power-supply-psu-ite-industrial
**SKU**: LEC480-24
**Manufacturer**: BEL POWER SOLUTIONS
**Price**: €162.3200
**Stock**: 10+
**Lead Time**: 54 days (indicative)
## Description
Available until stocks are exhausted
## Specifications
| Parameter | Value |
|---|---|
| Svhc | To Be Advised |
| Product Range | LEC240 Series |
| No. Of Outputs | 1 Output |
| Output Power Max | 480W |
| Current, Output 4 | - |
| Input Voltage Vac | 85V AC to 264V AC |
| Power Supply Output Type | Fixed |
| Output Current - Output 1 | 20A |
| Output Current - Output 2 | - |
| Output Current - Output 3 | - |
| Output Voltage - Output 1 | 24VDC |
| Output Voltage - Output 2 | - |
| Output Voltage - Output 3 | - |
| Output Voltage - Output 4 | - |
| Power Supply Applications | ITE, Industrial & Household |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:3928502/)
## LEC480 Series
480 W AC-DC DIN Rail Switching Power Supply
LEC480 Series is Bel Power Solutions AC-DC converter series featuring a cost-effective, energy efficient green power supply solution for standard DIN-rail mounting. The products offer a high level of stability and immunity to noise for industrial control equipment, machinery, and other industrial equipment in a variety of harsh environments.
These light weight AC-DC converters have an extremely compact design and the standard rail installation for space saving. With good EMC performance, compliant with international IEC/EN/UL 62368, UL 61010 standards for EMC and safety.
## **FEATURES**
- Input voltage 85 - 264 VAC (universal) or 120 - 370 VDC
- Output voltage 12 V, 24 V, 48 V (adjustable)
- Operating ambient temperature range -30°C to +70°C
- Efficiency up to 94%
- High I/O isolation test voltage up to 3000VAC
- DC OK function
- Active PFC, PF > 0.95
- Output short circuit, over-current, over-voltage & over-temperature protection
- Meets the requirements of IEC/EN/UL 62368-1, UL 61010, UL 508
- DIN rail TS-35/7.5 or 15 mountable
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RoHS
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- Ultra slim design
- Dimensions 48 x 125 x 131.5 mm (1.89 x 4.92 x 5.17 in)
## **APPLICATIONS**
- Industrial control equipment
- Machinery
- Harsh environment applications
**belfuse.com/power-solutions**
LEC480 Series
2
## **1. MODEL SELECTION**
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MAX.
INPUT VOLTAGE OUTPUT MAX OUTPUT MAX OUTPUT
MODEL EFFICIENCY [ 1] CAPACITIVE
RANGE VOLTAGE CURRENT POWER [2]
LOAD
85 - 264 VAC
LEC480-24 24 V 20 A 94 % 4700 µF 480 W
(120 - 370 VDC)
85 - 264 VAC
LEC480-48 48 V 10 A 94 % 2700 µF 480 W
(120 - 370 VDC)
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1 Typical, at 230 VAC input
2 See DERATING CURVES on page 4
## **2. INPUT SPECIFICATIONS**
All specifications are measured at Ta = 25°C, humidity <75 % nominal input voltage and rated output load unless otherwise specified.
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PARAMETER DESCRIPTION / CONDITIONS MIN TYP MAX UNIT
AC Input 85 264 VAC
Input voltage
DC Input 120 370 VDC
Input frequency 47 63 Hz
115 VAC 5
Input current A
230 VAC 2.5
115 VAC 20
Inrush current [3] A
230 VAC 40
115 VAC 0.99
Power factor
230 VAC 0.95
Leakage current 240 VAC 0.8 mA
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3 Cold start
## **3. OUTPUT SPECIFICATIONS**
All specifications are measured at Ta = 25°C, humidity <75 % nominal input voltage and rated output load unless otherwise specified.
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PARAMETER DESCRIPTION / CONDITIONS MIN TYP MAX UNIT
LEC480-24 24 28
Adjustable output voltage [3] VDC
LEC480-48 48 55
LEC480-24 20
Output current A
LEC480-48 10
Output voltage accuracy Full load range ± 1 %
Line regulation Rated load ± 0.5 %
Load regulation 0% - 100% load ± 1 %
LEC480-24 100
Ripple & noise [ 4] mVpp
LEC480-48 120
Temperature coefficient ± 0.03 %/ °C
Minimum load 0 %
Hold-up time 16 22 ms
DC-OK signal [ 5] 30 VDC / 1 A max.
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3 The output voltage can be adjusted by the output adjustable resistance ADJ, turn clockwise.
4 Measured with 20 MHz bandwidth, output parallel 47 µF electrolytic capacitor and 0.1 µF ceramic capacitor.
5 When the output voltage is normal, the relay is connected. As soon as the output voltage dips below 90% Vo, the relay is disconnected.
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tech.support@psbel.com **belfuse.com/power-solutions**
LEC480 Series
3
## **4. PROTECTIONS**
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PARAMETER DESCRIPTION / CONDITIONS MIN TYP MAX UNIT
Hiccup mode, continuous, auto recovery
Short circuit protection
Recovery time < 10s after the short circuit disappear
Normal / high temperature: Vout shutdown, auto recovery 110 200
Over current protection % Io
Low temperature: auto recovery 105
Vout may clamp (auto recovery) or latch off LEC480-24 29 35
Over voltage protection V
(restart required) LEC480-48 56 60
OTP start 90
Over temperature protection [ 6] °C
OTP release (auto recovery) 60
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6 230 VAC, 100% Io
## **5. ENVIRONMENTAL SPECIFICATIONS**
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PARAMETER DESCRIPTION / CONDITIONS MIN TYP MAX UNIT
Operating temperature -30 +70 °C
Storage temperature -40 +85 °C
Temperature derating +50°C to +70°C 2.5 %/°C
Input voltage derating AC Input voltage between 85 - 100 VAC /120 - 140 VDC 1.0 %/VAC
Operating, non-condescending 20 90
Humidity %RH
Storage, non-condescending 10 95
Operating 2000 m
Altitude
Derating of 5°C / 1000 m for operating altitude > 2000 m
MTBF MIL-HDBK-217F @ 25 °C 300 000 hrs
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## **6. EMC SPECIFICATIONS**
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PARAMETER DESCRIPTION / CONDITIONS CLASS / LEVEL / CRITERION
Conducted emissions EN 55032 / CISPR 32 Class B
Radiated emissions EN 55032 / CISPR 32 Class B
Harmonic current IEC/EN 61000-3-2 Class A & Class D
ESD immunity IEC/EN 61000-4-2, Contact ±6 kV / Air ±8 kV Performance Criterion A
Radiated field immunity IEC/EN 61000-4-3, 10 V/m Performance Criterion A
Electrical fast transient IEC/EN 61000-4-4, ± 2 kV Performance Criterion A
Surge immunity IEC/EN 61000-4-5, Line to line ±2 kV / Line to ground ±4 kV Performance Criterion A
Conducted immunity IEC/EN 61000-4-6, 10 VRMS Performance Criterion A
Voltage dips, interruptions IEC/EN 61000-4-11, 0%, 70% Performance Criterion A
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## **7. SAFETY SPECIFICATIONS**
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PARAMETER DESCRIPTION / CONDITIONS MIN TYP MAX UNIT
Safety standards & approvals Meets the requirements of EN 62368-1, UL 61010, UL 508
Safety class Class I
Input to Ground 2000
Isolation test [ 7] Input to Output 3000 VAC
Output to Ground 500
Insulation resistance At 500 VDC 100 MΩ
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7 Electric strength test for 1 min., leakage current <10 mA
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**Asia-Pacific EMEA North America** +86 755 298 85888 +353 61 49 8941 +1 866 513 2839 **belfuse.com/power-solutions**
© 2021 Bel Power Solutions & Protection BCD.20175_A 29 September 2021
LEC480 Series
4
## **8. MECHANICAL SPECIFICATIONS**
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PARAMETER DESCRIPTION / CONDITIONS MIN TYP MAX UNIT
48 x 125 x 131.5 mm
Dimensions
1.89 x 4.92 x 5.17 in
Weight 980 g
Case [ 8] Material: Metal (AL1100, SPCC) and Plastic (PC940)
Cooling Convection (Natural air flow)
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8 When the power supply is in use, the enclosure of the product needs to be connected to the system grounding.
## **9. DERATING CURVES**
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100 100
85
Input Voltage:
50 85 - 264 VAC Ambient Temperature:25°C
120 - 370 VDC
-30 50 70 85 100 264 VAC
120 140 370 VDC
Ambient Temperature [°C] Input Voltage
Figure 1. Temperature Derating Curve Figure 2. Input Voltage Derating Curve
100
100
95 LEC480-48
98 LEC480-12
90
96 85
LEC480-48 80
LEC480-24
94
75
92 70
65
90 60
85 115 230 264 10 25 40 50 65 75 90 100
Input Voltage [VAC] Output Current [%]
Output Power [%] Output Power [%]
]
y [
Efficiency [%]
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Figure 3. Efficiency vs Input Voltage Derating Curve (Full Load)
Figure 4. Efficiency vs Output Load Derating Curve (Vi = 230 VAC)
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tech.support@psbel.com
**belfuse.com/power-solutions**
LEC480 Series
5
## **10. MECHANICAL DRAWINGS**
All dimensions are in mm [in] General tolerance ±1.00 mm [±0.039 in] Wire range 28-10 AWG Tightening torque max. 0.4 Nm Mounting DIN Rail TS35 (rail needs to be connected to safety ground)
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Top View
General tolerance ±1.00 mm [±0.039 in]
Wire range 28-10 AWG
Tightening torque max. 0.4 Nm
Mounting DIN Rail TS35
(rail needs to be connected to safety ground)
131.50 [5.177] 6.35 [0.250]
5 4 3 2 1
LED
ADJ
DC OK
Side View Front View
PIN FUNCTION
1 -Vo
6 7 8
2 -Vo
OUTPUT
3 -Vo
TERMINAL
4 +Vo
140.30 [5.524] 6.35 [0.250] 5 +Vo
6 AC (N)
INPUT
TERMINAL 7 AC (L)
8
GROUNDING
SCREW *
DC ON LED Output status indicator
(green)
ADJ Output adjustable resistor
Bottom View Grounding
screw ( ) DC OK SIGNAL Monitors the output voltage
on the output terminals
* Pin 7 and the grounding screw are interconnected.
Either Pin 7 or the grounding screw need to be
connected to earth.
48.00 [1.890]
125.00 [4.921]
130.60 [5.142]
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Figure 5. Mechanical Drawing
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**NUCLEAR AND MEDICAL APPLICATIONS** - Products are not designed or intended for use as critical components in life support systems, equipment used in hazardous environments, or nuclear control systems.
**TECHNICAL REVISIONS** - The appearance of products, including safety agency certifications pictured on labels, may change depending on the date manufactured. Specifications are subject to change without notice.
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**Asia-Pacific EMEA North America** +86 755 298 85888 +353 61 49 8941 +1 866 513 2839
**belfuse.com/power-solutions**
© 2021 Bel Power Solutions & Protection BCD.20175_A 29 September 2021
## Links
- [View this product on Novapart](https://novapart.co/products/LEC480-24/ac-dc-din-rail-power-supply-psu-ite-industrial)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/bel-power-solutions/lec480-24/power-supply-ac-dc-24v-20a/dp/3928502)
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