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787-818
Switched mode power supply

Switched mode power supply; Pro; 1 phase; 24 VDC output voltage; 3 A output current; TopBoost + PowerBoost; DC OK contactPrimary switched mode power supply unit with TopBoost and PowerBoost Stand-by input to turn off output and minimize power consumption DC OK contact for output monitoring Suitable for both parallel and series operation Suitable for protection class I devices Natural convection cooling when mounted horizontally Enclosed for use in switchgear panels Electrically isolated input voltage (SELV) according to EN 60950-1 / UL 60950-1

Switched mode power supply; Pro; 1 phase; 24 VDC output voltage; 3 A output current; TopBoost + PowerBoost; DC OK contact


  • Primary switched mode power supply unit with TopBoost and PowerBoost
  • Stand-by input to turn off output and minimize power consumption
  • DC OK contact for output monitoring
  • Suitable for both parallel and series operation
  • Suitable for protection class I devices
  • Natural convection cooling when mounted horizontally
  • Enclosed for use in switchgear panels
  • Electrically isolated input voltage (SELV) according to EN 60950-1 / UL 60950-1

Phases 1
Nominal input voltage Ui nom AC 100 … 240 V
Input voltage range AC 85 … 264 V; DC 120 … 373 V
Input voltage derating -5 %/V (< 95 VAC)
Nominal mains frequency range 50 … 60 Hz; 0 Hz
Input current Ii ≤ 0,51 A (230 VAC; 3 ADC)
Discharge current ≤ 1 mA
Inrush current ≤ 30 A (peak)
Power factor correction (PFC) Passive
Mains failure hold-up time ≥ 70 ms (230 VAC)
Nominal output voltage Uo nom DC 24 V (SELV)
Output voltage range DC 22 … 29,5 V (adjustable)
Factory preset DC 24 V
Nominal output current Io nom 3 A (24 VDC)
Nominal output power 72W
Adjustment accuracy ≤ 1 %
Residual ripple ≤ 70 mV (peak-to-peak)
Akım sınırlaması 1,1 x Ia tipik
Aşırı yük davranışı TopBoost/PowerBoost/Sabit akım modu
PowerBoost DC 6 A (4 s); DC 4,5 A (8 s)
TopBoost DC 14 A (25 ms)
Göstergeler 1 x LED DC OK (green)
1 x LED error (red)
1 x stand-by input
1 x Relaiskontakt DC O.K. (changeover contact)
Çalışma göstergesi LED green (DC OK)
LED red (error)
Power loss Pv ≤ 0,5 W (stand-by); ≤ 3 W (no load); ≤ 8,8 W (nominal load)
Efficiency 87,8 %
Dahili sigorta T 2 A / 250 V
External fuse (required) an external DC fuse required for DC input voltage
Harici sigorta Circuit breakers 6 A, 10 A, 16 A, characteristic: B or C
Insulation voltage (PRI-SEC) DC 4,242 kV
Isolation voltage (PRI-GND) DC 2,2 kV
Insulation voltage (SEC-GND) DC 0,7 kV
Koruma sınıfı I
Koruma sınıfı IP20 (per EN 60529)
Feedback voltage ≤ DC 35 V
Aşırı gerilim kategorisi II
Transient protection, primary Varistor
Kısa devre koruması evet
Yüksüz emniyeti Yes
Paralel çalışma evet
Series connection Yes
MTBF > 500000 saat
Connection type (1) Input/Output
Bağlantı teknolojisi CAGE CLAMP®
WAGO terminal WAGO 231 Series
Tek damarlı boylar 0,08 … 2,5 mm² / 28 … 12 AWG
İnce bükümlü kablolar 0,08 … 2,5 mm² / 28 … 12 AWG
Sıyırma uzunluğu 8 … 9 mm / 0.31 … 0.35 inch
Connection type (2) Signaling
Bağlantı tipi 2 CAGE CLAMP®
WAGO terminal 2 WAGO 733 Series
tek damarlı, bağlanabilir 0,08 … 0,5 mm² / 28 … 20 AWG
ince bükümlü, bağlanabilir 0,08 … 0,5 mm² / 28 … 20 AWG
Sıyırma uzunluğu 5 … 6 mm / 0.2 … 0.24 inch
Width 40 mm / 1.575 inch
Height 163 mm / 6.417 inch
Length from upper-edge of DIN-35 rail 163 mm / 6.417 inch
Note on dimensions Height iincluding female connector
Montaj tipi DIN-35 rail (EN 60715) in 2 positions
Ağırlık 960
Surrounding air (operating) temperature -25 … 70 °C (Device start at -40 °C type-tested)
Surrounding air (storage) temperature -25 … 85 °C
Relative humidity 5 … 96 % (no condensation permissible)
Kapasite düşüşü % -3 / K (>+50 °C)
Kirlilik derecesi 2
İklim kategorisi 3K3 (per EN 60721)
Uygunluk işareti CE
Standartlar/spesifikasyonlar EN 60950; EN 61204-3; EN 61558-2-16; UL 60950; UL 508
Product Group 6 (Interface Electronics)
SAP´den ambalaj tipi BOX
Country of origin DE
GTIN 4045454998097
Customs Tariff No. 85044082900

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