Lovato HR402CD024 is a 24 V DC miniature relay with two changeover contacts, a 10 A rated current and high mechanical endurance for reliable industrial switching and interface applications.
SKU:HR402CD024
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The Lovato HR402CD024 is a compact general-purpose miniature relay designed for dependable switching, isolation and interface duties in industrial automation, machinery and electrical control systems. Part of the Lovato HR402C relay series, it combines a 24 V DC control coil with two changeover contacts for flexible control of multiple circuits.
The HR402CD024 provides 2 C/O contacts with a rated current and IEC conventional free-air thermal current of 10 A. AgSnO2 contact material supports reliable switching performance, while a maximum instantaneous current of 26 A and AC-1 controllable power up to 2500 W make it suitable for a broad range of industrial and general-purpose loads.
Designed for installation on a compatible Lovato HR5XS2 series socket, the relay integrates neatly into modular control assemblies and can be replaced quickly during servicing. A mechanical life of up to 10,000,000 cycles, rapid operating times and compact construction make the HR402CD024 a practical choice for professional control-panel applications.
Key Advantages
Compact miniature relay with two changeover contacts for flexible circuit switching.
10 A rated current for general-purpose industrial loads.
24 V DC control coil suited to common automation and control systems.
High mechanical endurance of up to 10,000,000 cycles.
Fast switching with a closing time below 15 ms.
Plug-in design for compatible Lovato HR5XS2 series sockets simplifies installation and replacement.
Key Features
Lovato HR402C miniature relay series.
2 C/O changeover contact configuration.
24 V DC relay control voltage.
10 A rated current.
250 V rated insulation voltage Ui.
5 kV rated impulse withstand voltage Uimp.
26 A maximum instantaneous current.
AgSnO2 contact material.
Average DC coil consumption of 0.5 W at 20 °C.
Mechanical life of 10,000,000 cycles.
Maximum operating frequency of 3600 cycles/h.
No LED status indicator or mechanical actuator.
Reliable Interface Switching for Industrial Automation
Miniature relays such as the Lovato HR402CD024 allow low-power control circuits to switch separate electrical loads while providing electrical isolation between control and load circuits. Its 2 C/O contacts provide both normally open and normally closed switching functions, making the relay useful for interlocking, signalling, sequencing and general control applications.
With a 24 V DC coil, 10 A contact rating and compatibility with Lovato HR5XS2 series sockets, the HR402CD024 integrates easily into professional automation and electrical control panels. Its high mechanical endurance and rapid operating times support dependable service in machinery, PLC interfaces, solenoid control and auxiliary switching circuits.
Typical Applications
Industrial automation and control panels.
PLC output interface and isolation circuits.
Machinery control and interlocking systems.
Contactor and solenoid valve control.
Lighting and auxiliary load switching.
OEM machinery and electrical equipment.
Technical Specifications
Manufacturer
Lovato Electric
Series
HR402C
Model
HR402CD024
Product type
Miniature relay
Contact configuration
2 C/O
Relay control voltage
24 V DC
Rated current In
10 A
IEC conventional free-air thermal current Ith at ≤40 °C
10 A
Maximum instantaneous current
26 A
Rated insulation voltage Ui
250 V
Rated impulse withstand voltage Uimp
5 kV
Maximum controllable power AC-1
2500 W
Maximum controllable power AC-15
150 VA
Rated operating power AC-1
2500 VA
Rated operating power AC-15 at 230 V AC
400 VA
Single-phase motor control at 230 V AC
0.3 kW
Rated operating current DC-1 at 30 V
8 A
Rated operating current DC-1 at 110 V
0.3 A
Rated operating current DC-1 at 220 V
0.12 A
Minimum switching load
5 V / 100 mA
Contact impedance
100 mΩ
Contact material
AgSnO2
Closing time
<15 ms
Opening time
<5 ms
Mechanical life
10,000,000 cycles
Electrical life AC-1
100,000 cycles
Average DC coil consumption at 20 °C
0.5 W
Closing operating range
75–110% Un
Opening operating range
10–30% Un
Maximum cycle frequency
3600 cycles/h
Maximum socket terminal tightening torque
0.6 Nm
Socket terminal tool
PH1 / 4.5 mm
Conductor range
AWG 20–14
Compatible socket
HR5XS2 series
LED state indicator
No
Mechanical actuator
No
Weight
18.9 g
EAN13
8013975242520
HS code
85364900
Frequently Asked Questions
What is the Lovato HR402CD024 used for?
The HR402CD024 is a general-purpose miniature relay used for switching, isolation and interface functions in industrial automation, machinery and electrical control systems.
What coil voltage does the HR402CD024 require?
The Lovato HR402CD024 uses a 24 V DC control coil with an average coil consumption of 0.5 W at 20 °C.
What contact configuration does the HR402CD024 have?
The HR402CD024 has two changeover contacts (2 C/O), providing both normally open and normally closed switching functions.
What is the current rating of the HR402CD024?
The HR402CD024 has a rated current and IEC conventional free-air thermal current of 10 A, with a maximum instantaneous current of 26 A.
Which socket is compatible with the HR402CD024?
The HR402CD024 is designed for fitting to a compatible Lovato HR5XS2 series socket.
Trusted by Automation Engineers Worldwide
Lovato Electric HR miniature relays provide dependable switching, isolation and interface control for industrial automation, machinery, electrical panels and professional OEM systems.
Manufacturer
Lovato Electric
Series
HR402C
Model
HR402CD024
Product type
Miniature relay
Contact configuration
2 C/O
Relay control voltage
24 V DC
Rated current In
10 A
IEC conventional free-air thermal current Ith at ≤40 °C
10 A
Maximum instantaneous current
26 A
Rated insulation voltage Ui
250 V
Rated impulse withstand voltage Uimp
5 kV
Maximum controllable power AC-1
2500 W
Maximum controllable power AC-15
150 VA
Rated operating power AC-1
2500 VA
Rated operating power AC-15 at 230 V AC
400 VA
Single-phase motor control at 230 V AC
0.3 kW
Rated operating current DC-1 at 30 V
8 A
Rated operating current DC-1 at 110 V
0.3 A
Rated operating current DC-1 at 220 V
0.12 A
Minimum switching load
5 V / 100 mA
Contact impedance
100 mΩ
Contact material
AgSnO2
Closing time
<15 ms
Opening time
<5 ms
Mechanical life
10,000,000 cycles
Electrical life AC-1
100,000 cycles
Average DC coil consumption at 20 °C
0.5 W
Closing operating range
75–110% Un
Opening operating range
10–30% Un
Maximum cycle frequency
3600 cycles/h
Maximum socket terminal tightening torque
0.6 Nm
Socket terminal tool
PH1 / 4.5 mm
Conductor range
AWG 20–14
Compatible socket
HR5XS2 series
LED state indicator
No
Mechanical actuator
No
Weight
18.9 g
EAN13
8013975242520
HS code
85364900
No documents available for this product.
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2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...