Item no. 2787-2147

Power supply; Pro 2; 1-phase; 24 VDC output voltage; 20 A output current; TopBoost + PowerBoost; communication capability

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Features:
  • Power supply with TopBoost, PowerBoost and configurable overload behavior
  • Configurable digital signal input and output, optical status indication, function keys
  • Communication interface for configuration and monitoring
  • Optional connection to IO-Link or Modbus RTU
  • Suitable for both parallel and series operation
  • Natural convection cooling when horizontally mounted
  • Pluggable connection technology
  • Electrically isolated output voltage (SELV/PELV) per EN 61010/UL 61010
  • Marker slot for WAGO Marker Cards (WMB) and WAGO Marking Strips

Product details

Details
Technical data
Input
Phases 1
Nominal input voltage Ui nom 1 x AC 100 … 240 V
Input voltage range AC 90 … 264 V; DC 130 … 373 V
Nominal mains frequency range 47 … 63 Hz; 0 Hz
Input current Ii ≤ 2.2 A (240 VAC; Nominal load); ≤ 5.9 A (100 VAC; Nominal load)
Inrush current ≤ 12 A (after 1 ms)
Power factor ≥ 0.98  (240 VAC)
Power factor correction (PFC) Active
Mains failure hold-up time ≥ 24 ms (230 VAC)
Output
Nominal output voltage Uo nom DC 24 V (SELV)
Output voltage range DC 24 … 28 V (adjustable)
Default setting DC 24 V
Nominal output current Io nom 20 A (24 VDC)
Nominal output power 480 W
Control deviation ≤ 1 %
Residual ripple ≤ 70 mV (peak-to-peak)
Current limitation 1.1 x Io nom (typ.)
Overload behavior TopBoost/PowerBoost/Time-limited constant current mode (other overload behaviors can be set)
PowerBoost DC 30 A (5 s)
TopBoost up to 600 %
Signaling and communication
Signaling Optical status indication (DC OK; load; warning and error states)
Digital signal input and output (DI/DO)
Communication Communication interface, can be used with WAGO USB Communication Cable (750-923) or IO-Link Communication Module (2789-9080) or Modbus RTU Communication Module (2789-9015)
Efficiency/power losses
Power loss Pl ≤ 1.3 W (Stand-by); ≤ 2.6 W (No load); ≤ 24 W (230 VAC; Nominal load)
Efficiency (typ.) 95.4 % (230 VAC; 20 ADC; 25 °C)
Circuit protection
Internal fuse T 10 A / 250 VAC
Required backup fusing An external DC fuse is required for the DC input voltage.
Recommended backup fusing 16 A (for USA/Canada: 15 A)
Safety and protection
Isolationsspannung (Pri.-Sek., AC) 3,510 V
Isolationsspannung (Pri.-PE, AC) 2,200 V
Isolation voltage (Sec.-GND) DC 0.5 kV
Isolation voltage (Sec.-Signal) DC 0.5 kV
Protection class I
Protection type IP20 (per EN 60529)
Resistance to reverse feed ≤ DC 35 V
Overvoltage category III (≤ 2000 m a. s.l.); II (> 2000 m a. s.l.)
Transient suppression (primary) Yes
Overvoltage protection; secondary Internal protective circuit
≤ 35 VDC (in the event of a fault)
Short-circuit-protected Yes
Open-circuit-proof Yes
Parallel operation Yes
Series operation Yes
MTBF > 800,000 h (per IEC 61709)
Connection data
Connection type (1) Input/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
Fine-stranded conductor; with insulated ferrule 0.25 … 1.5 mm² / 20 … 16 AWG
Fine-stranded conductor; with uninsulated ferrule 0.25 … 2.5 mm² / 20 … 14 AWG
Strip length 8 … 9 mm / 0.31 … 0.35 inch
Connection type 2 Output
Connection technology 2 Push-in CAGE CLAMP®
WAGO Connector 2 WAGO 831 Series
Solid conductor 2 0.5 … 10 mm² / 20 … 8 AWG
Fine-stranded conductor 2 0.5 … 10 mm² / 20 … 8 AWG
Fine-stranded conductor; with insulated ferrule 2 0.5 … 6 mm² /
Fine-stranded conductor; with uninsulated ferrule 2 0.5 … 6 mm² /
Strip length 2 13 … 15 mm / 0.51 … 0.59 inch
Physical data
Width 70 mm / 2.756 inch
Height 130 mm / 5.118 inch
Depth from upper edge of DIN-rail 130 mm / 5.118 inch
Note (dimensions) Height without connector
Height with connector: 169 mm
Mechanical data
Mounting type DIN-35 rail
Material data
Weight 1450 g
Environmental requirements
Surrounding air temperature (operation) -25 … 70 °C (Device starts at −40 °C (type-tested))
Surrounding air temperature (storage) -40 … 85 °C
Relative humidity 5 … 96 % (no condensation permissible)
Derating -1 %/V (> +40 °C and Ui < 100 VAC); −3 %/K (> +55 °C and Ui < 230 VAC); −3 %/K (> +60 °C and Ui ≥ 230 VAC); −5 %/V (Uo > 24 VDC)
Pollution degree 2
Climatic category 3K3 (per EN 60721)
Operating altitude (max.) 5000 m
Standards and specifications
Conformity marking CE
Standards/Specifications EN 61010-1; EN 61010-2-201; EN 61204-3; UL 61010-1; UL 61010-2-201
Commercial data
Packaging type BOX
Country of origin CN
GTIN 4055143878364
Customs tariff number 85044082900
Approvals / Certificates
UL-Approvals
Approval
Additional Approval Text
Certificate name
Approval: UL
Underwriters Laboratories Inc.
Additional Approval Text UL 61010-2-201
Certificate name: E255817
Downloads
CAD files
CAE data
EPLAN Data Portal 2787-2147
ZUKEN Portal 2787-2147
Device Files
Device Description File
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