BSSR3 Three Phase Solid State Relay BSSR3-40A 60A 80A 100A 120A

The BSSR3 Three Phase Solid State Relay is designed for three-phase AC load control. It uses DC input control and AC output switching, suitable for industrial heating, temperature control, motor control, lighting systems, automation equipment, and power control cabinets.
This series includes common current options such as 40A, 60A, 80A, and 100A, with output load voltage typically suitable for 48–480VAC three-phase systems. It provides fast switching, no mechanical contact wear, low noise, and

Select the number of specifications

Please check the product information you want!

Main Features Technical Specifications FAQ

Three-phase solid state relay
DC control AC output
Suitable for 380VAC three-phase systems
Current options: 40A / 60A / 80A / 100A / 120A
Input control voltage: 4–32VDC
Load voltage: 48–480VAC
No contact spark, silent switching
High reliability and long service life
Suitable for resistive and heating loads
Heat sink recommended for continuous operation

Item	Specification
Product Name	Three Phase Solid State Relay
Model	BSSR3
Control Type	DC Control AC
Input Voltage	4–32VDC
Load Voltage	48–480VAC
Output Type	Three Phase AC Output
Current Options	40A / 60A / 80A / 100A /120A
Control Current	≥20mA
Leakage Current	≤5mA
Frequency	50/60Hz
Mounting Method	Screw Mounting
Cooling Method	Heat Sink Required
Application	Three Phase Load Control

Q1: What is the control input of BSSR3?
A1: The input control voltage is usually 4–32VDC.

Q2: What is the output voltage range?
A2: The output load voltage is typically 48–480VAC, suitable for three-phase AC loads.

Q3: What current options are available?
A3: Common options include 40A, 60A, 80A, 100A, and 120A.

Q4: Does this relay need a heat sink?
A4: Yes. A suitable heat sink is recommended, especially for continuous operation or higher current loads.

Q5: Can it be used for three-phase 380V loads?
A5: Yes, it is suitable for three-phase AC load control, including 380VAC applications.

No comment

Previous : SSR-DV Series Pulse Triggered SCR Module, 25A–100A Next : M1DK / BSSR-DV Series SCR Voltage Regulator Module

Main Features

Three-phase solid state relay
DC control AC output
Suitable for 380VAC three-phase systems
Current options: 40A / 60A / 80A / 100A / 120A
Input control voltage: 4–32VDC
Load voltage: 48–480VAC
No contact spark, silent switching
High reliability and long service life
Suitable for resistive and heating loads
Heat sink recommended for continuous operation

Technical Specifications

Item	Specification
Product Name	Three Phase Solid State Relay
Model	BSSR3
Control Type	DC Control AC
Input Voltage	4–32VDC
Load Voltage	48–480VAC
Output Type	Three Phase AC Output
Current Options	40A / 60A / 80A / 100A /120A
Control Current	≥20mA
Leakage Current	≤5mA
Frequency	50/60Hz
Mounting Method	Screw Mounting
Cooling Method	Heat Sink Required
Application	Three Phase Load Control