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787-1621
Switched mode power supply

Switched mode power supply; Classical; 1 phase; 12 VDC output voltage; 7 A output current; DC OK signalPrimary switched mode power supply unit Protection class II Natural convection cooling when mounted horizontally Enclosed for use in switchgear panels Switching signal with fixed contact tip (DC OK) Suitable for both parallel and serial operation Electrically isolated output voltage (SELV) according to EN 60950-1 / UL 60950-1

Switched mode power supply; Classical; 1 phase; 12 VDC output voltage; 7 A output current; DC OK signal


  • Primary switched mode power supply unit
  • Protection class II
  • Natural convection cooling when mounted horizontally
  • Enclosed for use in switchgear panels
  • Switching signal with fixed contact tip (DC OK)
  • Suitable for both parallel and serial operation
  • Electrically isolated output 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 … 372 V
Input voltage derating -2.5 %/V (< 95 VAC)
Nominal mains frequency range 44 … 66 Hz; 0 Hz
Input current Ii ≤ 0,9 A (240 VAC); ≤ 1,66 A (100 VAC)
Discharge current ≤ 0,25 mA
Inrush current ≤ 30 A
Power factor correction (PFC) Passive
Mains failure hold-up time ≥ 80 ms (230 VAC); ≥ 15 ms (100 VAC)
Nominal output voltage Uo nom DC 12 V (SELV)
Output voltage range DC 11,5 … 14,5 V (adjustable)
Factory preset DC 12 V
Nominal output current Io nom 7 A (12 VDC); 7,5 A (< 40 °C)
Nominal output power 84W
Adjustment accuracy ≤ 1 %
Residual ripple ≤ 20 mV (peak-to-peak)
Akım sınırlaması 1,1 x Ia tipik
Aşırı yük davranışı Sabit akım
Göstergeler 1 x LED DC OK (green)
1 x active signal output DC OK (12 VDC, 40 mA)
Çalışma göstergesi LED yeşil (Vo)
Power loss Pv ≤ 1 W (230 VAC; no load); ≤ 16,2 W (230 VAC; nominal load)
Max. power loss Pv max. 19,8 W (100 VAC / 12 VDC; 7 A)
Efficiency 86 %
Dahili sigorta T 4 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
Koruma sınıfı II
Koruma sınıfı IP20 (per EN 60529)
Feedback voltage ≤ DC 25 V
Aşırı gerilim kategorisi II
Transient protection, primary Varistor
Overvoltage protection, secondary Internal protectiVDCe circuit
≤ 32 VDC (in case of an error)
Kısa devre koruması evet
Yüksüz emniyeti Yes
Paralel çalışma evet
Series connection Yes
MTBF > 500000 saat
Connection type (1) Input/Output/Signaling
Bağlantı teknolojisi CAGE CLAMP®
WAGO terminal WAGO 721 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
Width 52 mm / 2.047 inch
Height 90 mm / 3.543 inch
Length from upper-edge of DIN-35 rail 119 mm / 4.685 inch
Montaj tipi DIN-35 rail (EN 60715)
Ağırlık 384
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 60950-1; EN 61204-3; EN 60335-1; UL 60950-1; UL 508; GL
Product Group 6 (Interface Electronics)
SAP´den ambalaj tipi BOX
Country of origin DE
GTIN 4055143060479
Customs Tariff No. 85044082900

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