WAGO 2787-2144

Circuit Protection

• Backup fusing (recommended)
  • 16 A (for USA/Canada: 15 A)
• Backup fusing (required)
  • An external DC fuse is required for the DC input voltage.
• Internal fuse
  • T 6.3 A / 250 VAC

Commercial Data

• Country of origin
  • CN
• Customs tariff number
  • 85044083900
• GTIN
  • 4055143907415
• Packaging type
  • Box

Connection Data

• Connection technology
  • CAGE CLAMP®
• Connection type 1
  • Input/output/signaling
• Fine-stranded conductor
  • 0.08 … 2.5 mm² / 28 … 12 AWG
• Fine-stranded conductor; with insulated ferrule
  • 2.5 … 1.5 mm² / 12 … 16 AWG
• Fine-stranded conductor; with uninsulated ferrule
  • 1.5 … 0.08 mm² / 16 … 28 AWG
• Solid conductor
  • 0.08 … 2.5 mm² / 28 … 12 AWG
• Strip length
  • 8 … 9 mm / 0.31 … 0.35 inches
• WAGO connector
  • WAGO 721 Series

Efficiency/Power Losses

• Efficiency (typ.)
  • 93.8 % (230 VAC; 5 A; 25 °C)
• Power loss Pl
  • ≤ 1 W (standby); ≤ 2 W (no load); ≤ 10 W (230 VAC; nominal load)

Environmental Requirements

• Ambient temperature (operation)
  • -25 … +70 °C (Device starts at −40 °C (type-tested))
• Ambient temperature (storage)
  • -40 … +85 °C
• Derating
  • See instruction leaflet
• Operating altitude (max.)
  • 5000 m
• Relative humidity
  • 5 … 96 % (no condensation permissible)

Input

• Input current Ii
  • ≤ 1 A (240 VAC; nominal load); ≤ 1.8 A (100 VAC; nominal load)
• Input voltage range
  • 1 x AC 90 … 264 V; DC 130 … 240 V
• Inrush current
  • ≤ 9 A (after 1 ms)
• Mains failure hold-up time
  • ≥ 20 ms (230 VAC)
• Nominal input voltage Ui nom
  • 1 x AC 100 … 240 V
• Nominal mains frequency range
  • 50 … 60 Hz
• Phases
  • 1
• Power factor correction (PFC)
  • Active

Material Data

• Fire load
  • 0.000 MJ
• Weight
  • 650.000 g

Mechanical Data

• Mounting type
  • DIN-35 rail

Output

• Current limitation
  • 1.1 x Io nom (typ.)
• Default setting
  • DC 24 V
• Deviation
  • ≤ 1 %
• Nominal output current Io nom
  • 5 A (24 VDC)
• Nominal output power
  • 120 W
• Nominal output voltage Uo nom
  • DC 24 V (SELV)
• Output voltage range
  • DC 24 … 28 V (adjustable)
• Overload behavior
  • TopBoost/PowerBoost/Time-limited constant current mode (other overload behaviors can be set)
• PowerBoost
  • DC 7.5 A (5 s)
• Residual ripple
  • ≤ 70 mV (peak-to-peak)
• TopBoost
  • Up to 600 %

Physical Data

• Depth from upper-edge of DIN-rail
  • 130 mm / 5.118 inches
• Height
  • 130 mm / 5.118 inches
• Note (dimensions)
  • Height without connector || Height with connector: 166 mm
• Width
  • 35 mm / 1.378 inches

Safety And Protection

• Isolation voltage (pri.-PE, AC)
  • 2200 V
• Isolation voltage (pri.-sec., AC)
  • 3510 V
• Isolation voltage (sec.-PE)
  • DC 0.5 kV
• Isolation voltage (sec.-signal)
  • DC 0.5 kV
• MTBF
  • > 1,000,000 h (per IEC 61709)
• Open-circuit-proof
  • Yes
• Overvoltage category
  • III (≤ 2000 m a.s.l.); II (> 2000 m a.s.l.)
• Overvoltage protection; secondary
  • Internal protective circuit || ≤ 35 VDC (in the event of a fault)
• Parallel operation
  • Yes
• Pollution degree
  • 2
• Protection class
  • I
• Protection type
  • IP20; per EN 60529
• Resistance to reverse feed
  • ≤ DC 35 V
• Series operation
  • Yes
• Short-circuit-protected
  • Yes
• Transient suppression (primary)
  • Yes

Signaling And Communication

• Communication
  • USB (Communication Cable 750-923) || Ethernet/IP (Communication Module 2789-9023) || IO-Link (Communication Module 2789-9080) || Modbus RTU (Communication Module 2789-9015) || Modbus TCP (Communication Module 2789-9052)
• Signaling
  • Optical status indication (DC OK; load; warning and error states) || Digital signal input and output (DI/DO)

Specifications

• Product Group Code
  • 0037

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 || SEMI F47