KNX-40E-1280D

MEAN WELL AC/DC industrial power supply unit DIN Rail 38,4W 30V 1,28A KNX

Manufacturer Part No.
KNX-40E-1280D
Schukat Part No.
KNX-40E-1280D
Manufacturer
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0 Pcs. in stock

Next Stock Receipt
Week 48/2024
86 Pcs.
Planned delivery time
Ø 16 Weeks
Life Cycle Status
The life cycle indicates which market phase the item is in. We distinguish between: • Active (green) • NRND = Not Recommended for New Designs (yellow) • LTB = Last Time Buy (yellow) • EOL = End of Life (red)
Active
Available (from stock)
Replacement / Follow-up View entire series
Data Sheet
ECAD Model
Downloads

Prices

Manufacturer bundle 48 Pcs.
Manufacturer's packaging unit (Mfr. PU) means the smallest original packaging unit of the manufacturer.
Price per 1 Pcs.

Quantity and Options

(at least 1 or multiple of 1)
All prices net plus VAT. We do not deliver to private customers.

Fact Sheet

Package/Case
DIN Rail
Output Power
38.4 W
Output voltage
30 V
Output current
1.280 A
Efficiency
86 %
RoHS-Conform

Specifications

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General

Manufacturer
  • MEAN WELL
Series
  • KNX-40E
Product group
  • L9911 MeanWell KNX Power Supply
Application
  • Building Automation
Package/Case
  • DIN Rail
Dimension: Width
  • 72 mm
Dimension: Height
  • 90 mm
Dimension: Depth
  • 57 mm
Weight
  • 328 g
Label
  • DEKRA
Interfaces
  • KNX
Manufacturer's warranty (years)
  • 3
Features
  • DC compatible

Operating conditions

MTBF
  • 487,400 h
Operating expectation
  • 30,000 h
Operating Temperature Min.
  • -30 °C
Operating Temperature Max.
  • 70 °C
Storage Temperature Min.
  • -40 °C
Storage Temperature Max.
  • 85 °C

Input

Mains connection/phases
  • I
Mains frequency min.
  • 47 Hz
Mains frequency max.
  • 63 Hz
Input voltage min. AC
  • 180 V
Input voltage max. AC
  • 264 V
Input voltage min. DC
  • 176 V
Input voltage max. DC
  • 280 V
Input current
  • 0.5 A
Efficiency
  • 86 %
Leakage current, max.
  • 1 mA
Inrush current, max.
  • 60 A
Power factor correction (PFC)
Connection type, input
  • Screw Terminal

Output

Number of outputs
  • 1
Output Power
  • 38.4 W
Output voltage
  • 30 V
Ripple & Noise
  • 100 mVp-p
Output current
  • 1.280 A
Overload protection
Type of overload protection
  • Constant Current Limitting
Short-circuit protection
Overvoltage protection
Overtemperature protection
Connection type, output
  • Screw Terminal

Safety/Certifications

Protection class
  • I
Protection Class IP
  • IP20
Isolation voltage I/P-O/P
  • 4,200 V
Isolation voltage I/P-FG
  • 2,000 V
Overvoltage category
  • 3
Approvals
  • CE
  • EN
  • UKCA
Standards (safety)
  • EN 50491
  • EN 61558-1
  • EN 61558-2-16

Documents

KNX-40E-1280D-E.pdf
KNX_Application Database.pdf
KNX-40E-1280D-E.pdf
KNX_Application Database.pdf
MW_Catalog-led.pdf
MW_Industrial-EN-s.pdf