URM Plug-In Relays

URM 2CO Plug-In Relay
URM 4CO Plug-In Relay

Series Part Number

Part Number: URM 2 24 DLT
Explanation:

Series

URM - Plug-in relay body

Contacts

2 - Two changeover contacts (2CO)
4 - Four changeover contacts (4CO)

Coil Voltage

06 - 6V
12 - 12V
24 - 24V
48 - 48V
110 - 110V
220 - 220V; each listed voltage is available with DLT or ALT

Supply Version

DLT - Listed DC coil version
ALT - Listed AC coil version

Description

Model and coil selection

URM plug-in relays provide two or four changeover contacts. The 2CO versions carry resistive loads up to 10A at 240VAC/28VDC; 4CO versions carry 5A under those conditions. Select the complete relay code by supply and contact arrangement.

Rated coil supply2CO relay4CO relayCoil resistance, ±10%Rated consumption
6VDCURM206DLTURM406DLT40Ω0.9W
12VDCURM212DLTURM412DLT160Ω
24VDCURM224DLTURM424DLT640Ω
48VDCURM248DLTURM448DLT2560Ω
110VDCURM2110DLTURM4110DLT13400Ω
220VDCURM2220DLTURM4220DLT53777Ω
6VACURM206ALTURM406ALT10.5Ω1.2VA
12VACURM212ALTURM412ALT42Ω
24VACURM224ALTURM424ALT168Ω
48VACURM248ALTURM448ALT672Ω
110VACURM2110ALTURM4110ALT3529Ω
220VACURM2220ALTURM4220ALT14116Ω

Coil operation

ParameterDC coilsAC coils
Pickup voltage≤75% of rated voltage≤80% of rated voltage
Release voltage≥10% of rated voltage≥30% of rated voltage
Maximum operating voltage110% of rated voltage
Pickup time<15ms
Release time<10ms

Contact performance

Parameter2CO4CO
Maximum switching voltage240VAC/28VDC
Maximum switching current10A5A
Maximum switching power2400VA/280W1200VA/140W
Resistive load10A at 240VAC/28VDC5A at 240VAC/28VDC
Minimum switching load24V/10mA
Contact resistance≤100mΩ at 6VDC/1A
Contact materialAgSnO₂/Cu
Electrical life>100,000 operations at 900 operations/hour
Mechanical life>10,000,000 operations at 300 cycles/minute (18,000 operations/hour)

Insulation and operating environment

ParameterAll listed models
Insulation resistance1000MΩ
Dielectric withstand, contacts of the same pole1000VAC for 1 minute
Dielectric withstand, coil to contacts5000VAC for 1 minute
Vibration resistance10-55Hz, 1.5mm double amplitude
Ambient temperature-40°C to +85°C
Relative humidity35-80%RH
Weight35g