Wago 857-724 Data Sheet

Data sheet | Item number:857-724

Solid-state relay module; Nominal input voltage: 24 VDC; Output voltage
range: 0 … 24 VDC; Limiting continuous current: 3 A; 2-wire connection;
Yellow status indicator; Module width: 6 mm

Similar to
pictured
device

Color:

857-724

02.05.2019Page /1 13

Data sheet | Item number:857-724

Current-carrying capacity curve

Item description

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.

Data

Technical Data

Control circuit

Nominal input voltage U

N

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

N

9.2mA

Load circuit:

Circuit type 2-conductor termination

Limiting continuous current 3A

Max. make current (resistive) (AC) 15A/ 0.01s

Output voltage range DC 0 … 24V

Max. voltage drop at output ≤DC0.12V

Min. switching current 50µA

Turn-on time ≤100µs

Drop-out time ≤600µs

857-724

02.05.2019Page /2 13

Data sheet | Item number:857-724

Switching frequency ≤350Hz

Signaling

Status indication LED yellow

Safety and protection:

Dielectric strength, control/load circuit (AC, 1 min) 3.75kVrms

Protection class 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

Geometrical Data

Width 6mm/ 0.236inch

Height from upper-edge of DIN-35 rail 81mm/ 3.189inch

Depth 94mm/ 3.701inch

Mechanical data

Type of mounting DIN-35 rail

Material Data

Color gray

Fire load 0 MJ

Weight 28.389 g

Environmental Requirements

Surrounding air (operating) temperature at U

N

-20 … 70°C

Surrounding air (storage) temperature -40 … 70°C

Processing temperature -25 … +50°C

Standards and specifications

Standards/specifications EN 61000-6-2; EN 61000-6-3; EN 61373; EN 61010-2-201; UL 508;

GL

857-724

02.05.2019Page /3 13

Data sheet | Item number:857-724

Commercial data

Product Group 6 (Interface Electronics)

Country of origin CN

GTIN 4045454835552

Customs Tariff No. 85365005000

Approvals / Certificates

Ex-Approvals

Logo Approval Additional Approval Text Certificate name

ATEX

DEKRA EXAM GmbH

EN 60079-0 BVS_14_ATEX_E_091_X

IECEx

DEKRA EXAM GmbH

IEC 60079-0 IECEx_BVS_14.0079_X

Ship Approvals

Logo Approval Additional Approval Text

Certificate
name

BV

Bureau Veritas S.A.

- 40179_A0

DNV GL

Det Norske Veritas, Germanischer Lloyd

- TAA00001D1

NK

Nippon Kaiji Kyokai

- TA17255M

PRS

Polski Rejestr Statków

- TE/2186
/880590/18

UL-Approvals

Logo Approval Additional Approval Text

Certificate
name

UL

UL International Netherlands B.V. (ORDINARY
LOCATIONS)

UL 508 E175199

Sec.4

857-724

02.05.2019Page /4 13