Features

Approvals

• Underwriters Laboratories Inc., UL, E175199, UL 61010-2-201

Specifications

Notes

• Safety information 1: Adjacent devices are devices of the same design (series) that are arranged next to each other with the same orientation on the mounting rail. An end stop (249-116) must be fitted to devices of other types for compliance with the reinforced insulation requirements.
• Note: Optocouplers and solid state relays are designed for use in signal processing networks, which are not supplied by the low-voltage power supply networks.

Control Circuit

• Nominal input voltage UN: DC 24 V (SELV)
• Input voltage range (low level): DC 0 … 4 V
• Input voltage range (high level): DC 16.8 … 30 V
• Nominal input current at UN: 12 mA
• Power loss (max.) Pl (max.): 0.3 W

Load Circuit

• Circuit type: 2-wire connection
• Limiting continuous current: 8 A; 6 A (UL)
• Nominal output voltage: DC 24 V (SELV)
• Output voltage range: DC 1 … 30 V
• Voltage drop at output (max.): ≤ DC 0.8 V
• Leakage current at rated voltage: ≤ 1 µA
• Switching current (min.): 10 mA
• Turn-on time: ≤ 60 µs
• Turn-off time: ≤ 250 µs
• Switching frequency: ≤ 500 Hz

Signaling

• Status indicator: Yellow LED

Safety And Protection

• Rated voltage: 300 V
• Overvoltage category: II
• Pollution degree: 2
• Dielectric strength, control/load circuit (AC, 1 min): 3.51 kVrms
• Insulation type (control/load circuit): None
• Insulation type (between adjacent devices of the the same type): Double insulation (safe isolation)
• Insulation type (to any type of adjacent devices): Basic insulation
• Safety information 1: Adjacent devices are devices of the same design (series) that are arranged next to each other with the same orientation on the mounting rail. An end stop (249-116) must be fitted to devices of other types for compliance with the reinforced insulation requirements.
• Protection type: IP20

Connection Data

• Connection technology: Push-in CAGE CLAMP®
• Solid conductor: 0.34 … 2.5 mm² / 22 … 14 AWG
• Fine-stranded conductor: 0.34 … 2.5 mm² / 22 … 14 AWG
• Strip length: 9 … 10 mm / 0.35 … 0.39 inch

Physical Data

• Width: 6 mm / 0.236 inch
• Height: 94 mm / 3.701 inch
• Depth from upper edge of DIN-rail: 81 mm / 3.189 inch

Mechanical Data

• Mounting type: DIN-35 rail

Material Data

• Fire load: 0.000 MJ
• Weight: 29.066 g

Environmental Requirements

• Surrounding air temperature (operation at UN): -25 … 70 °C
• Surrounding air (operating) temperature for UL: -25 … 60 °C
• Surrounding air temperature (storage): -40 … 70 °C
• Processing temperature: -25 … +50 °C
• Relative humidity: 5 … 95 % (no condensation permissible)
• Operating altitude (max.): 2000 m

Standards And Specifications

• Standards/Specifications: EN 61010-2-201 || EN 61373 || EN 61000-6-2 || EN 61000-6-3 || EN 50121-3-2 || EN 50121-4

Basic Relay

• WAGO Basic Relay: 857-181

Commercial Data

• Packaging type: Box
• Country of origin Sales Organisation Germany: CN
• GTIN: 4055143851176
• Customs tariff number Sales Organisation Germany: 85365005000