T77S1D3-24 Allicdata Electronics

T77S1D3-24 Relays

Allicdata Part #:

PB372-ND

Manufacturer Part#:

T77S1D3-24

Price: $ 1.42
Product Category:

Relays

Manufacturer: TE Connectivity Potter & Brumfield Relays
Short Description: RELAY GEN PURPOSE SPST 3A 24V
More Detail: General Purpose Relay SPST-NO (1 Form A) 24VDC Coi...
DataSheet: T77S1D3-24 datasheetT77S1D3-24 Datasheet/PDF
Quantity: 4295
Lead Free Status / RoHS Status: Contains lead / RoHS Compliant
1 +: $ 1.29150
10 +: $ 1.21212
25 +: $ 1.07730
50 +: $ 1.02350
100 +: $ 0.96957
250 +: $ 0.86184
500 +: $ 0.80798
1000 +: $ 0.79601
Stock 4295Can Ship Immediately
$ 1.42
Specifications
Turn On Voltage (Max): 18 VDC
Coil Resistance: 2.88 kOhms
Coil Power: 200 mW
Contact Material: Silver (Ag)
Operating Temperature: -30°C ~ 105°C
Termination Style: PC Pin
Mounting Type: Through Hole
Features: Insulation - Class F, Sealed - Fully
Release Time: 4ms
Operate Time: 10ms
Turn Off Voltage (Min): 1.2 VDC
Series: T77
Switching Voltage: 250VAC, 30VDC - Max
Contact Rating (Current): 3A
Contact Form: SPST-NO (1 Form A)
Coil Voltage: 24VDC
Coil Current: 8.3mA
Coil Type: Non Latching
Relay Type: General Purpose
Part Status: Active
Lead Free Status / RoHS Status: --
Packaging: Bulk 
Description

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Power Relays, Over 2 Amps - T77S1D3-24 application field and working principle

T77S1D3-24 is a type of high power relay designed for applications with currents higher than 2 amperes. As a major component of a complex system, its proper operation is essential for protective relaying purposes. This article provides a detailed description of the relay’s application fields, working principle and key features.

Application Field

T77S1D3-24 is often used in applications such as utility control, telecommunication, industrial power distribution, motor controllers, and emergency power supply systems because of its ability to reliably switch high currents. The relay has proven to be one of the most dependable high current relays available on the market today, as it can remain in operation for up to 100 million cycles under continuous current.

The relay can also be integrated into systems that require instantaneous response. Its 5kV impulse withstand rating provides improved noise immunity and surge protection. Its wide voltage range and high power transfer capabilities enable the relay to be applied in a diverse range of industrial sectors.

Working Principle And Key Features

The T77S1D3-24 consists of two identical switches which initiate simultaneous signals to open or close the contact arrangement. A coil is used to activate both the On and Off states of the relay. As long as the coil is energized, the two contact switches remain connected; when the coil is de-energized, the two contact switches separate.

T77S1D3-24 features quick operating speed, high insulation performance and high-temperature resistance. It has a long operational life of up to 100 million cycles under continuous current. In addition, it is also equipped with surge and noise protection and provides enhanced integration due to its compact design. This makes it suitable for various applications such as industrial control systems and telecommunication networks.

Conclusion

High power relays, such as the T77S1D3-24, provide reliable operation for applications with currents higher than 2 amperes. Its ability to switch high currents and withstand high impulses such as surge and noise, make it an ideal choice for various applications. Additionally, its long life, high insulation performance and high temperature resistance make it the perfect choice for reliable electrical system operation.

The specific data is subject to PDF, and the above content is for reference

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