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REL-OR3/LDP-24DC/3X21 - Single relay

2903693

Plug-in octal relays with power contacts, 3 changeover contacts, test button, freewheeling diode, mechanical switching position indicator, polarity: A1+, A2-, input voltage: 24 V DC

This product needs further products for operation. Mandatory accessories

Product details

Notes on operation	The outputs are not suitable for switching different outer conductors.
Notes on operation	Do not use to separate SELV / PELV circuits from other circuits, because safe isolation is not guaranteed.

Product type	Single relay
Operating mode	100% operating factor
Mechanical service life	approx. 2x 10⁷ cycles
Insulation characteristics
Insulation	Basic insulation
Overvoltage category	III
Pollution degree	3
Data management status
Date of last data management	03.07.2025

Maximum power dissipation for nominal condition	1.44 W
Test voltage (Winding/contact)	2.5 kV_rms (50 Hz, 1 min., winding/contact)
Test voltage (Changeover contact/changeover contact)	2.5 kV_rms (50 Hz, 1 min., changeover contact/changeover contact)
Rated insulation voltage	250 V AC
Rated surge voltage	4 kV

Coil side
Nominal input voltage U_N	24 V DC
Input voltage range	20.4 V DC ... 26.4 V DC (20 °C)
Drive and function	monostable
Drive (polarity)	polarized
Typical input current at U_N	60 mA
Input power dissipation for U_N	1.44 W
Typical response time	18 ms
Typical release time	20 ms
Protective circuit	Freewheeling diode
Status display	LED (yellow)
Coil resistance	430 Ω ±10 %

Switching
Contact switching type	3 changeover contacts
Type of switch contact	Single contact
Contact material	AgNi
Maximum switching voltage	250 V DC
	440 V AC
Minimum switching voltage	10 V (At 24 mA)
Limiting continuous current	10 A
Maximum inrush current	30 A (20 ms, N/O contacts)
Min. switching current	10 mA (at 24 V)
Interrupting rating (ohmic load) max.	240 W (at 24 V DC)
	124 W (at 48 V DC)
	108 W (at 60 V DC)
	52 W (at 110 V DC)
	48 W (at 220 V DC)
	2500 VA (for 250 V AC)
Motor load according to UL 508	1/2 HP, 240 V AC (N/O contact)

Connection method	Plug-in connection

Width	35 mm
Height	35 mm
Depth	54.4 mm

Ambient conditions
Degree of protection	RT I
Degree of protection (Installation location)	≥ IP54 (Installation location)
Ambient temperature (operation)	-40 °C ... 70 °C
Ambient temperature (storage/transport)	-40 °C ... 85 °C
Altitude	≤ 2000 m

Corrosive gas test
Identification	ISA-S71.04. G3 Harsh Group
	EN 60068-2-60

Standards/regulations	IEC 60664
	IEC 61810

Mounting position	any

Commercial data

Item number	2903693
Packing unit	10 pc
Minimum order quantity	10 pc
Sales key	DK6953
Product key	DK6953
GTIN	4046356759069
Weight per piece (including packing)	90,29 g
Weight per piece (excluding packing)	90,29 g
Customs tariff number	85364190
Country of origin	PL

Classifications

Approvals

Environmental product compliance

Compatible products

Mandatory accessories

ECLASS-13.0	27371601
ECLASS-15.0	27371601

EU RoHS
Fulfills EU RoHS substance requirements	Yes (No exemptions)
China RoHS
Environment friendly use period (EFUP)	EFUP-E No hazardous substances above the limits
EU REACH SVHC
REACH candidate substance (CAS No.)	No substance above 0.1 wt%

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

REL-OR3/LDP-24DC/3X21 - Single relay

2903693

Product details

ECLASS

ETIM

UNSPSC

CSA

VDE Zeichengenehmigung

cULus Recognized

Compatible products

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

REL-OR3/LDP-24DC/3X21 - Single relay 2903693

Product details

ECLASS

ETIM

UNSPSC

Compatible products

RIF-3-BPT/3X21 - Relay base 2900938

RIF-3-BSC/3X21 - Relay base 2900936

REL-OR3/LDP-24DC/3X21 - Single relay

2903693