Product Model

857-724

In Stock
Last updated: 2025/4/29
wago 857-724

Selling Points

  • 1Reliable switching with a nominal input voltage of 24V DC and output range of 0-24V DC.
  • 2Supports up to 3A continuous current for robust performance in control systems.
  • 3Integrated yellow status indicator provides real-time system feedback for easy monitoring and troubleshooting.
  • 4Push-in CAGE CLAMP technology ensures fast, secure, and tool-free wiring for simplified installation.
  • 5Compact design with a slim module width of just 6 mm, ideal for installations with limited space.
Product Details
857-724
wago

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Note
Optocouplers and solid state relays are designed for use in signal processing networks that are not supplied directly by the low-voltage power supply network.
Rated voltage
300V
Overvoltage category
III
Pollution degree
2
Dielectric strength (control/load circuit) (AC, 1?min)
3.51?kVrms
Insulation type (control/load circuit)
Basic insulation
Insulation type (between adjacent devices of the same type)
Reinforced insulation (safe isolation)
Insulation type (to adjacent devices of different types)
Basic insulation
Protection type
IP20
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
Fine-stranded conductor; with insulated ferrule
0.34 … 1.5?mm2?/ 22 … 16?AWG
Strip length
9 … 10?mm?/ 0.35 … 0.39?inches
Width
6?mm?/ 0.236?inches
Height
94?mm?/ 3.701?inches
Depth from upper-edge of DIN-rail
81?mm?/ 3.189?inches
Mounting type
DIN-35 rail
Mounting position
horizontal (standing/lying); vertical
Note (material data)
Information on material specifications can be found here
Color
gray
Insulation material (main housing)
Polyamide (PA66)
Material group
I
Flammability class per UL94
V0
Fire load
0.544MJ
Weight
28.9g
Ambient temperature (operation at U<sub>N</sub>)
-20 … +70 °C
Ambient temperature (storage)
-40 … +70 °C
Processing temperature
-25 … +50?°C
Temperature range of connection cable
≥ (Tambient+ 30 K)
Relative humidity
5 … 85?% (no condensation permissible)
Operating altitude (max.)
2000m
Standards/specifications
EN 61000-6-2
WAGO Basic Relay
857-161
Product Group
6 (INTERFACE ELECTRONIC)
eCl@ss 10.0
27-26-15-03
eCl@ss 9.0
27-26-15-03
ETIM 9.0
EC001504
ETIM 8.0
EC001504
ECCN
NO US CLASSIFICATION
PU (SPU)
25?(1)?pcs
Packaging type
Box
Country of origin
CN
GTIN
4045454835552
Customs tariff number
8536509065
CAS-No.
7439-92-1
REACH Candidate List Substance
2,2',6,6'-tetrabromo-4,4'-isopropylidenediphenol
RoHS Compliance Status
Compliant,With Exemption
RoHS Exemption
7(a)
SCIP notification number (Austria)
4c3c2ea5-2e94-442b-915a-5d1a4401fe9d
SCIP notification number (Belgium)
6f3cc24d-016f-43df-8f10-5ecf14a0d835
SCIP notification number (Bulgaria)
a55753fc-7e73-4a90-a3ed-96120b278e8c
SCIP notification number (Czech Republic)
262dbe65-8354-4473-98dd-9133719ac15f
SCIP notification number (Denmark)
16586496-ae9b-4ffc-8163-617042706c16
SCIP notification number (Finland)
b0d861ae-536a-49be-9ec8-e00133c0cd7c
SCIP notification number (France)
d5037c32-314e-4adc-b19d-59e744a03d3b
SCIP notification number (Germany)
04599cf8-d47d-4150-afaa-ed9af5d28176
SCIP notification number (Hungary)
a40ad6a2-af12-4a11-81cc-719ebea425a5
SCIP notification number (Italy)
2acbb0d2-ac01-4307-8d57-29198b87dbcc
SCIP notification number (Netherlands)
514c3669-3293-4257-a314-2ec4f8e3b14c
SCIP notification number (Poland)
0188f463-1661-4795-b547-b3d70d590ea2
SCIP notification number (Romania)
98d09167-c9e2-43bc-9e0b-c38e8516f11c
SCIP notification number (Sweden)
4c271a6a-cb8f-4d2f-8f9c-eae19e56a659
Nominal input voltage U<sub>N</sub>
DC?24?V
Input voltage range (low level)
DC?0 … 10?V
Input voltage range (high level)
DC?18.8 … 31.2?V
Nominal input current at U<sub>N</sub>
10?mA
Circuit type
2-wire connection
Limiting continuous current
3?A
Inrush current (resistive) max.
(AC) 15?A?/ 0.01?s
Nominal output voltage
DC?24?V
Output voltage range
DC 0 … 30?V
Voltage drop
≤ 0.12?VDC
Leakage current at rated voltage
≤?1?μA
Switching current (min.)
50?μA
Turn-on time
≤?100?μs
Turn-off time
≤?600?μs
Switching frequency
≤?350?Hz
Status indicator
Yellow LED

Specifications may be subject to change without notice