Item no. 787-1633

EPSITRON® CLASSIC power supply; 2-phase; output voltage 48 VDC; 5 A

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Features:

  • Switched-mode power supply


  • Natural convection cooling when horizontally mounted


  • Enclosed for use in switchgear cabinets


  • Contact (DC O K)


  • Suitable for both parallel and series operation


  • Electrically isolated output voltage (SELV) per EN 60950-1/UL 60950-1; PELV per EN 60204


  • GL approval, also suitable for EMC 1 in conjunction with 787-980 Filter Module

Product details

Details
Technical Data
Input
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 (< 100 VAC)
Nominal mains frequency range 44 … 66 Hz; 0 Hz
Input current Ii ≤ 1,25 A (230 VAC); ≤ 2,74 A (100 VAC)
Discharge current ≤ 1 mA
Inrush current ≤ 30 A
Power factor correction (PFC) Active
Mains failure hold-up time ≥ 21 ms (230 VAC); ≥ 21 ms (100 VAC)
Output
Nominal output voltage Uo nom DC 48 V (SELV)
Output voltage range DC 40 … 56 V (adjustable)
Default setting DC 48 V
Nominal output current Io nom 5 A (48 VDC)
Nominal output power 240 W
Control deviation ≤ 1 %
Residual ripple ≤ 30 mV (peak-to-peak)
Current limitation 1.1 x Io nom (typ.)
Overload behavior Constant current
Signaling and communication
Signaling 1 x LED DC OK (green)
1 x DC OK contact (make contact; max. 30 VAC/DC; 1 A)
Operation status indicator Green LED (Uo)
Efficiency/Power losses:
Power loss Pl ≤ 7 W (230 VAC; no load); ≤ 40,8 W (230 VAC; nominal load)
Power loss (max.) Pl (max.) 26,5 W (100 VAC / 48 VDC; 5 A)
Efficiency (typ.) 92 %
Fuse protection:
Internal fuse T 6.3 A / 250 VAC
Required backup fusing An external DC fuse is required for the DC input voltage.
Recommended backup fusing Circuit breaker: 10 A, 16 A; Tripping characteristic: B or C
Safety and protection:
Isolation voltage (Pri.-Sec.) DC 4,242 kV
Isolation voltage (Pri.-GND) DC 2,2 kV
Isolation voltage (Sec.-GND) DC 0,7 kV
Protection class I
Protection type IP20 (per EN 60529)
Resistance to reverse feed ≤ DC 63 V
Overvoltage category II
Transient suppression (primary) Varistor
Overvoltage protection; secondary Internal protective circuit
≤ 60 VDC (in the event of a fault)
Short-circuit-protected Yes
Open-circuit-proof Yes
Parallel operation Yes
Series operation Yes
MTBF > 500,000 h (per IEC 61709)
Connection data
Connection type (1) Input/Output/Signaling
Connection technology CAGE CLAMP®
WAGO Connector WAGO 721 Series
Solid conductor 0,08 … 2,5 mm² / 28 … 12 AWG
Fine-stranded conductor 0,08 … 2,5 mm² / 28 … 12 AWG
Strip length 8 … 9 mm / 0.31 … 0.35 inch
Connection technology 2 Push-in CAGE CLAMP®
Geometrical Data
Width 55 mm / 2.165 inch
Height 127 mm / 5 inch
Depth from upper edge of DIN-rail 172 mm / 6.772 inch
Mechanical data
Mounting type DIN-35 rail (EN 60715)
Material Data
Weight 930 g
Environmental Requirements
Surrounding air temperature (operation) -25 … 70 °C (Device starts at −40 °C (type-tested))
Surrounding air temperature (storage) -25 … 85 °C
Relative humidity 5 … 96 % (no condensation permissible)
Derating -5 %/K (> 60 °C, 196 … 264 VAC); -2.5 %/K (> 50 °C, 85 … 195 VAC)
Pollution degree 2
Climatic category 3K3 (per EN 60721)
Standards and specifications
Conformity marking CE
Standards/specifications EN 60950-1; EN 61204-3; UL 60950-1; UL 508; GL
Commercial data
Product Group 6 (Interface Electronics)
Packaging type BOX
Country of origin DE
GTIN 4055143060523
Customs tariff number 85044082900
Approvals / Certificates
Ship Approvals
Approval
Additional Approval Text
Certificate name
Language
Approval: GL
Germanischer Lloyd
Additional Approval Text -
Certificate name: 14788-15HH
UL-Approvals
Approval
Additional Approval Text
Certificate name
Language
Approval: UL
Underwriters Laboratories Inc.
Additional Approval Text UL 60950-1
Certificate name: E255815
Approval: UL
Underwriters Laboratories Inc.
Additional Approval Text UL 508
Certificate name: E255817
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