DS1812

80 INR

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Product Details:

Operating Temperature -10C to +55C
Power Supply 230V AC, 50Hz
Components Microcontroller, Relay, Transformer
Response Time < 200 ms
Features Automatic trip & reset, Wide voltage range, DIN rail mount
Sensors Specification Voltage Sensing
Usage Electrical Panels, Control Panels
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Product Details
Product Description

DS1812 Price And Quantity

Minimum Order Quantity 10 Piece
Price 80 INR

Electrical Life More than 50,000 operations
Contact Configuration SPDT (Single Pole Double Throw)
Trip Setting Range 150 280V AC
Humidity Up to 95% RH (Non-condensing)
Housing Material ABS Plastic
Model Number DS1812
Mounting Type 35mm DIN Rail
Mechanical Life More than 1,00,000 operations
Reset Type Automatic

DS1812 Product Specifications

Output Relay Output
Weight 90 g
Application Protects equipment from over and under voltage
Rated Voltage 230V AC
Color White and Blue
Display Type LED Indication
Dimension (L*W*H) 90 x 17.5 x 66 mm
Input Single Phase AC
IP Rating IP20
Processor Speed Microcontroller based, Not specified
Thickness Standard DIN Rail Mount
Size Compact
Interface Screw Terminals
Capacity Up to 5A Resistive Load
Current Rating 5A max
Frequency 50/60Hz
Power Source Mains Power
Supply Voltage 230V AC 20%
Sensors Specification Voltage Sensing
Product Type Digital Voltage Monitoring Relay
Usage Electrical Panels, Control Panels
Function Voltage Sensing and Monitoring Relay
Power Supply 230V AC, 50Hz
Components Microcontroller, Relay, Transformer
Operating Temperature -10C to +55C
Features Automatic trip & reset, Wide voltage range, DIN rail mount
Response Time < 200 ms

Electrical Life More than 50,000 operations
Contact Configuration SPDT (Single Pole Double Throw)
Trip Setting Range 150 280V AC
Humidity Up to 95% RH (Non-condensing)
Housing Material ABS Plastic
Model Number DS1812
Mounting Type 35mm DIN Rail
Mechanical Life More than 1,00,000 operations
Reset Type Automatic

Product Description

Specification

Base Part Number	DS1812
Mounting Type	Through Hole
Output	Push-Pull, Totem Pole
Voltage Threshold	4.35V
Supplier Device Package	TO-92-3
Reset Timeout	100 ms Minimum
Reset	Active High
Part Status	Active
Packaging	Cut Tape (CT)
Package Case	TO-226-3, TO-92-3 (TO-226AA) (Formed Leads)
Operating Temperature	-40 deg C ~ 85 deg C (TA)
Number of Voltages Monitored	1

Precision Voltage Monitoring

The DS1812 voltage sensing relay is calibrated to monitor single-phase AC supply within a 150280V range. Its automatic trip and reset system promptly detects unsafe voltage fluctuations, protecting sensitive equipment from damage. The microcontroller-driven design ensures swift response (less than 200 ms), offering reliable intervention before critical failure can occur.

Durable and Easy Installation

Crafted from resilient ABS plastic, the DS1812 boasts a mechanical life of over 100,000 operations and is rated IP20 for enhanced panel protection. The compact format and standard 35mm DIN rail mount enable seamless integration into existing electrical or control panels, making installation quick and straightforward with screw terminal interfaces.

User-Friendly Features

Equipped with clear LED status indication and automatic reset function, the DS1812 simplifies panel monitoring for operators. Its 5A SPDT relay output and wide supply voltage tolerance (230V AC 20%) ensure compatibility with various industrial and commercial applications, keeping equipment protected and downtime minimized.

FAQs of DS1812:

Q: How does the DS1812 voltage sensing relay protect my equipment?

A: The DS1812 continuously monitors the supply voltage and automatically trips (disconnects) the load if the voltage departs from the safe 150280V AC range, thereby safeguarding equipment from over- or under-voltage damage. It automatically resets when the voltage returns to a safe level.

Q: What is the process for installing the DS1812 in my control panel?

A: Installation is simplemount the DS1812 onto a standard 35mm DIN rail in your panel, connect the input and relay output via the provided screw terminals, and ensure the supply matches the rated 230V AC, 50/60Hz requirements.

Q: Where is the DS1812 typically used?

A: The DS1812 is ideal for use in electrical and control panels, particularly in settings where voltage stability is critical, such as industrial machinery, commercial systems, or sensitive electronic equipment installations.

Q: What benefits does the automatic reset feature offer?

A: The automatic reset ensures continuous protection without manual intervention; after a trip due to voltage anomaly, the relay resets itself when conditions return to normal, reducing downtime and operational inconvenience.

Q: When should the DS1812 be used instead of a conventional relay?

A: Use the DS1812 when you require real-time voltage monitoring with precise trip points and automatic restoration, offering superior protection for sensitive loads compared to standard relays that lack voltage sensing capabilities.

Q: What is the maximum load capacity the DS1812 can handle?

A: The relay is rated for up to 5A resistive load at 230V AC, making it suitable for most control or protection circuit applications without exceeding its operational limits.

Q: What operating conditions is the DS1812 designed for?

A: The DS1812 functions reliably in environments with 095% RH humidity (non-condensing) and temperatures from -10C to +55C, ensuring dependable performance across diverse industrial and commercial settings.

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