EMG 17-REL/KSR- 24/21-21-LC - Relay module

2940391

Relay module, with soldered-in miniature switching relay, contact (AgNi): medium to large loads, 2 changeover contacts, input voltage 24 V AC/DC

Product details

Utilization restriction
EMC note	EMC: class A product, see manufacturer's declaration in the download area

Product type	Relay Module
Product family	EMG
Application	Universal
Operating mode	100% operating factor
Mechanical service life	approx. 5x 10⁷ cycles
Insulation characteristics: Air clearances and creepage distances between the power circuits
Insulation	Basic insulation
	Safe isolation, reinforced insulation, and 6 kV between input circuit and output contact current paths
Overvoltage category	II
Pollution degree	2
Insulation characteristics: Air clearances and creepage distances between input and contact circuit (or output contact current path)
Insulation	Safe isolation, reinforced insulation
Overvoltage category	III
Pollution degree	2
Data management status
Date of last data management	19.03.2025

Maximum power dissipation for nominal condition	0.43 W
Test voltage (Winding/contact)	4 kV AC (50 Hz, 1 min., winding/contact)
Test voltage (Contact/contact)	1 kV AC (50 Hz, 1 min., contact/contact)
Air clearances and creepage distances between the power circuits
Rated insulation voltage	260 V AC
Rated surge voltage	2.3 kV
Air clearances and creepage distances between input and contact circuit (or output contact current path)
Rated insulation voltage	260 V AC
Rated surge voltage	6 kV

Coil side
Nominal input voltage U_N	24 V AC/DC
Input voltage range	19.2 V AC/DC ... 26.4 V AC/DC (20 °C)
Drive and function	monostable
Drive (polarity)	polarized
Typical input current at U_N	18 mA
Typical response time	8 ms
Typical release time	10 ms
Protective circuit	Bridge rectifier; Bridge rectifier
Operating voltage display	Yellow LED

Switching
Contact switching type	2 changeover contacts
Type of switch contact	Single contact
Contact material	AgNi
Maximum switching voltage	250 V AC/DC
Limiting continuous current	5 A
Maximum inrush current	6 A
Interrupting rating (ohmic load) max.	120 W (at 24 V DC)
	95 W (at 48 V DC)
	60 W (at 60 V DC)
	40 W (at 110 V DC)
	55 W (at 220 V DC)
	1250 VA (for 250 V AC)

Coil side
Connection method	Screw connection
Stripping length	8 mm
Screw thread	M3
Conductor cross section rigid	0.2 mm² ... 4 mm²
Conductor cross section flexible	0.2 mm² ... 2.5 mm²
Conductor cross section AWG	24 ... 12
Contact side
Connection method	Screw connection
Stripping length	8 mm
Screw thread	M3
Conductor cross section rigid	0.2 mm² ... 4 mm²
Conductor cross section flexible	0.2 mm² ... 2.5 mm²
Conductor cross section AWG	24 ... 12

Width	17.5 mm
Height	75 mm
Depth	62.5 mm

Color	green (RAL 6021)

Ambient conditions
Ambient temperature (operation)	-20 °C ... 40 °C
Ambient temperature (storage/transport)	-20 °C ... 70 °C

Air clearances and creepage distances between the power circuits
Standards/regulations	IEC 60664-1
Air clearances and creepage distances between input and contact circuit (or output contact current path)
Standards/regulations	IEC 60664-1
Standards/regulations
Standards/regulations	EN 61810-1

Mounting type	DIN rail mounting
Assembly note	in rows with zero spacing
Mounting position	any

Commercial data

Item number	2940391
Packing unit	10 pc
Minimum order quantity	1 pc
Product key	DK61C2
GTIN	4017918080068
Weight per piece (including packing)	56.58 g
Weight per piece (excluding packing)	56.58 g
Customs tariff number	85364190
Country of origin	DE

Classifications

Approvals

Environmental product compliance

Compatible products

Accessories

Your advantages

Safe isolation between coil and contact side

Integrated input circuit and interference suppression circuit

EU RoHS
Fulfills EU RoHS substance requirements	Yes
Exemption	6(c), 7(a)
China RoHS
Environment friendly use period (EFUP)	EFUP-50 An article-related China RoHS declaration table can be found in the download area for the respective article under "Manufacturer declaration". For all articles with EFUP-E, no China RoHS declaration table issued and required.
EU REACH SVHC
REACH candidate substance (CAS No.)	Lead (CAS: 7439-92-1)
SCIP	edf2f256-b364-44a6-9350-ca1566a84178

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

EMG 17-REL/KSR- 24/21-21-LC - Relay module

2940391

Product details

ECLASS

ETIM

UNSPSC

cUL Recognized

UL Recognized

EAC

Compatible products

Your advantages

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

EMG 17-REL/KSR- 24/21-21-LC - Relay module 2940391

Product details

ECLASS

ETIM

UNSPSC

Compatible products

EMG-GKS 12 - Marking material 2947035

Your advantages

EMG 17-REL/KSR- 24/21-21-LC - Relay module

2940391