P. R. SHAH & CO.
GST : 27AAPFP7785A1ZS

AC Solid State Relay

AC Solid State Relay Specification

Protect Feature
Overload and Overheat Protection

Coil Power
<1.5 W

Dielectiric Strength
2500 VAC/min

Contact Form
SPST-NO (Normally Open)

Working Temperature
-20C to +80C

Mechanical Life
Infinite (No Mechanical Contacts)

Contact Resistance
<50 m

Ambient Temperature
-20C to +70C

Coil Voltage
4-32 VDC Input

Power Consumption
<1.2 W

Contact Material
Semiconductor (Triac/MOSFET)

Product Type
AC Solid State Relay

Insulation Resistance
>1000 M at 500 VDC

Theory
Solid State Relay (SSR)

Usage
Industrial Automation, Motor Control

Contact Load
40A, 380V AC

Operate Time
<10 ms

Terminal Type
Screw Terminals

Rated Voltage
480 VAC

Supply Terminal
Single Phase

Size
Standard Compact

Color
Grey

Dimension (L*W*H)
63 mm x 45 mm x 23 mm

Weight
120 g

Storage Temperature
-30C to +100C

Humidity Range
20%-95% RH Non-Condensing

Control Voltage
3-32 VDC

Mounting Type
Panel Mount

Application
Heating Control, Lighting, Motor Drives

Input Impedance
(1500-2000)

Housing Material
Flame Retardant Plastic

Isolation
Photoelectric Isolation

Output Type
AC

Indicator
LED (Operational Indicator)

Input Signal
DC

Minimum Load Current
100 mA

Response Time
ON <10 ms, OFF <10 ms

AC Solid State Relay Trade Information

Minimum Order Quantity
01 Unit

Main Export Market(s)
Central America, Asia

Main Domestic Market
All India

AC Solid State Relay About

We are dedicatedly engaged in offering an immaculate and wide range of DC To AC Solid State Relays, which are used in electrical engineering sectors, and highly praised and demanded in the markets due to their features such as high speed, high frequency switching, shock & vibration resistance, longer life, immunity to health, strong dust-proof, noiseless working and high durability. Made from quality tested raw materials and components, these DC To AC Solid State Relays are 100% defects-free and reliable.

Salient Features

True Zero Cross Over
Virtually free from EMI/RFI
High Durability
Noiseless without chattering and Fast Switching
Minimal Maintenance
Reverse polarity protection
Cost Effective Rates

Efficient and Safe Automation Control

The solid state relays photoelectric isolation enhances safety, ensuring complete electrical separation between input and output circuits. It delivers fast response times and reliable performance, making it ideal for automation processes in demanding industrial environments. Overload and overheat protection features safeguard both the relay and your connected equipment.

Versatile Application Suitability

Perfect for controlling heating systems, lighting fixtures, and motors in both commercial and industrial settings, this relay supports a wide variety of automation needs. Its high current and voltage ratings, together with flame-retardant housing, provide peace of mind during operation. The LED indicator simplifies real-time monitoring of relay status.

User-Friendly Panel Mount Design

Its standard compact dimensions and panel mount configuration allow easy integration into existing control panels. Screw terminals and clearly marked connections streamline installation and maintenance. The single-phase supply and robust insulation resistance make it adaptable to numerous electrical setups, supporting quick deployment in new or retrofit projects.

FAQs of AC Solid State Relay:

Q: How is this AC Solid State Relay installed in industrial automation systems?

A: The relay is designed for panel mounting using screw terminals, enabling straightforward integration into control panels. Its compact size and single-phase supply connections streamline the installation process, and clear terminal markings assist during setup.

Q: What benefits does photoelectric isolation provide in this solid state relay?

A: Photoelectric isolation ensures complete separation between the input DC control circuit and the output AC load, minimizing the risk of electrical interference and enhancing operational safety in sensitive industrial environments.

Q: When should I use this relay for heating control applications?

A: This relay is ideal for controlling resistive heating elements where precise and reliable switching is required. Its high current rating and rapid response time ensure accurate timing and safe operations in heating applications.

Q: Where is the LED operational indicator located and what does it signify?

A: The LED indicator is positioned on the relays housing, providing a visual cue when the relay is operational. This simplifies diagnostics and monitoring by showing whether the relay is active or inactive during system operation.

Q: What process does the relay follow to switch AC loads safely?

A: Upon receiving a DC input signal (3-32 VDC), the relay activates its internal semiconductor gate (Triac/MOSFET), switching the AC load circuit on or off quickly (operate time <10 ms) while maintaining strict isolation between input and output.

Q: How does the relay protect against overload and overheating?

A: It incorporates advanced electronic protection features which automatically interrupt operation in the event of excessive currents or temperatures, reducing the risk of damage to both the relay and connected equipment.

Q: What are the usage advantages of a solid state relay over mechanical relays?

A: Solid state relays offer infinite mechanical life due to the absence of moving contacts, faster response times, silent operation, and lower maintenance requirements. These properties make them ideal for high-frequency and continuous industrial control applications.