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Item no. 787-738

EPSITRON® ECO power supply; three-phase; output voltage 24 VDC; 6.25 A

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Description

Features:

  • Natural convection cooling when horizontally mounted
  • Enclosed for use in control cabinets
  • Fast and tool-free termination via lever-actuated terminal blocks
  • Bounce-free switching signal (DC OK) via optocoupler
  • Parallel operation
  • Electrically isolated output voltage (SELV) per UL 60950-1; PELV per EN 60204

Product details

Details

Technical Data

Input
Phases 2
3
Nominal input voltage Ui nom (2 / 3) x AC 400 … 500 V
Input voltage range (2 / 3) x AC 360 … 575 V; DC 500 … 800 V
Nominal mains frequency range 47 … 63 Hz; 0 Hz
Input current Ii ≤ 3 x 0,6 A (400 VAC; 6.25 ADC)
Discharge current ≤ 3,5 mA
Inrush current ≤ 25 A
Power factor ≥ 0,5
Power factor correction (PFC) Passive
Mains failure hold-up time ≥ 17 ms (3 x 400 VAC)
Output
Nominal output voltage Uo nom DC 24 V (SELV)
Output voltage range DC 22 … 28 V (adjustable)
Factory preset DC 24 V
Nominal output current Io nom 6,25 A (24 VDC)
Nominal output power 150 W
Adjustment accuracy ≤ 1 %
Residual ripple ≤ 100 mV (peak-to-peak)
Overload behavior Constant power (in overload range: 1.15 ... 1.4 x Io nom); Shutdown and automatic restart in the event of a short circuit
Signaling and communication
Signaling 1 x LED DC OK (green)
1 x Overload LED (red)
1 x DC OK signal output (optocoupler as make contact; max. 31.2 V; 20 mA)
Operation status indicator Green LED (Uo)
Red LED (overload)
Efficiency/Power losses:
Power loss Pl ≤ 18,5 W
Max. power loss Pv max. 20 W
Efficiency (typ.) 87 %
Fuse protection:
Internal fuse 3 x T 2 A / 250 VAC
External fuse (required) An external DC fuse is required for the DC input voltage.
External fuse (recommended) 3 x circuit breaker ≥ 6 A; Tripping characteristic: B or C
Alternative: motor circuit breaker
Safety and protection:
Insulation voltage (PRI-SEC) DC 4,242 kV
Isolation voltage (PRI-GND) DC 2,2 kV
Insulation voltage (SEC-GND) DC 0,7 kV
Insulation voltage (SEC-Signal) DC 0,7 kV
Protection class I
Protection class IP20 per EN 60529
Feedback voltage ≤ DC 30 V
Overvoltage category II
Transient protection, primary Varistor
Short circuit protection Yes
No-load proof Yes
Parallel operation Yes
Series connection Yes
MTBF > 250,000 h (per IEC 61709)

Connection data

Connection type (1) Input/Output
Connection technology Push-in CAGE CLAMP®
WAGO terminal WAGO 2706 Series
Solid conductor 0,5 … 6 mm² / 20 … 10 AWG
Fine-stranded conductor 0,5 … 6 mm² / 20 … 10 AWG
Strip length 11 … 12 mm / 0.43 … 0.47 inch
Connection type (2) Signaling
Connection technology 2 Push-in CAGE CLAMP®
WAGO terminal 2 picoMAX® 3.5 (WAGO 2091 Series)
Solid conductor (2) 0,2 … 1,5 mm² / 24 … 14 AWG
Fine-stranded conductor (2) 0,2 … 1,5 mm² / 24 … 14 AWG
Strip length (2) 8 … 9 mm / 0.31 … 0.35 inch

Geometrical Data

Width 50 mm / 1.969 inch
Height 130 mm / 5.118 inch
Length from upper-edge of DIN-35 rail 92 mm / 3.622 inch

Mechanical data

Type of mounting DIN-35 rail (EN 60715)

Material Data

Weight 844 g

Environmental Requirements

Surrounding air (operating) temperature -25 … 70 °C
Surrounding air (storage) temperature -40 … 85 °C
Relative humidity 10 … 95 % (no condensation permissible)
Derating -2.5 %/K (> 50 °C; 400 VAC)
Pollution degree 2
Climatic category 3K3 (per EN 60721)

Standards and specifications

Conformity marking CE
Standards/specifications EN 62368-1; EN 61204-3 (Class A); UL 60950-1; UL 508

Commercial data

Packaging type BOX
Country of origin CN
GTIN 4050821847861
Customs Tariff No. 85044082900

Approvals / Certificates

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

Downloads

CAD files

CAD data

2D/3D Models 787-738

CAE data

EPLAN Data Portal 787-738
WSCAD Universe 787-738

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