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Phoenix ST-REL4-HG 24/21-21-Relay connector 2823405, relay connector, equipped with Hengstler miniature circular relay, contact (AgSnO2 Au): small to large load, 2PDT, input voltage 24V DC, with indicator light, can be inserted on the base

Product Type Relay Module
Mode of operation 100% operating factor
mechanical life about 107Switch Times
Data Management Status
Last data maintenance date 03.07.2025

rated conditions 0.5W
test voltage (coil/contact) 2 kV AC (50Hz,1 min, coil/contact)
test voltage (changeover contact/changeover contact) 2.5 kV AC (50Hz,1 minute, changeover contact/changeover contact)

coil side
Rated input voltage UN 24V DC
Input Voltage Range 19.2V DC ... 26.4V DC (20 °C)
drives and functions monostable
drive (polarity) polarization
UN 21 mA
Typical Response Time 15 ms (for DC)
Typical release time 25 ms (for DC)
protection circuit Damping diode, polarity protection; Damping diode, polarity protection diode
Operating voltage display is

switching
Contact Type 2 changeover contacts
Switch Contact Type single contact
Contact Material AgSnO, hard gold plating
maximum switching voltage 250V AC/DC
limit continuous current 6 A
Maximum impact current 6 A
Maximum power rating (resistive load) 120W (24V DC)
180W (available for 48V DC)
105W (available for 60V DC)
60W (available for 110V DC)
90W (available for 220V DC)
1250 VA (available for 250V AC)

width 27mm
height 33mm
depth 66.5mm

color transparent

environmental conditions
ambient temperature (operation) -20°C ... 60°C
ambient temperature (storage/transport) -20°C ... 70°C

Standards/Regulations DIN VDE 0110b,Gr, Class C, 250V DC
DIN VDE 0160 (Related Content)

Installation Type plug-in installation
2823434
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Phoenix ST-REL4-HG 24/21-21-Relay Connector 2823405

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