Phoenix PLC-RPT- 72UC/21-21AU/RW-Relay module 2900350, suitable for PLC-INTERFACE for rail transit applications, including base terminals, using plug-in connection and with plug-in miniature multi-layer gold-plated contacts Relay, range: 0.7 x UN to 1.25 x UN, temperature class TX:-40°C to 70°C,2 PDT, input voltage 72V DC

Product Type Relay Module
Product Series PLC-INTERFACE
Application Railway applications
Installation position Attached to Body
Mode of operation 100% operating factor
mechanical life approx. 3x 107times
insulation characteristics
insulation Foundation Isolation
Overvoltage Category III
pollution level 2
Data Management Status
Last data maintenance date 20.03.2025

rated conditions 0.43W
test voltage (coil/contact) 5 kVrms(50Hz,1 min, coil/contact)
test voltage (changeover contact/changeover contact) 2.5 kVrms(50Hz,1 minute, changeover contact/changeover contact)
Rated insulation voltage 250V AC
Rated overvoltage 6 kV

coil side
Rated input voltage UN 72V DC
Input Voltage Range 50.4V DC ... 90V DC
rated voltage ("hot" plug electromagnetic relay) 48V DC
drives and functions monostable
drive (polarity) polarization
UN 6 mA
Typical Response Time 5 ms
Typical release time 11 ms
protection circuit Bridge Rectifier
surge protection; freewheeling diode
RCZ filter
various electronic components
Operating voltage display yellow LED

switching
Contact Type 2 changeover contacts
Switch Contact Type single contact
Contact Material AgNi, hard gold plating
maximum switching voltage 30V AC
36V DC
Minimum Switching Voltage 100 mV (10 mA)
2967060

Phoenix PLC-RPT- 72UC/21-21AU/RW-Relay Module 2900350

Product Center

PRODUCT CENTER