DRC3R48A400 Allicdata Electronics
Allicdata Part #:

DRC3R48A400-ND

Manufacturer Part#:

DRC3R48A400

Price: $ 122.54
Product Category:

Relays

Manufacturer: Sensata-Crydom
Short Description: REV 480V 7.6A 230 VAC NO AUX
More Detail: N/A
DataSheet: DRC3R48A400 datasheetDRC3R48A400 Datasheet/PDF
Quantity: 1000
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
5 +: $ 111.40300
Stock 1000Can Ship Immediately
$ 122.54
Specifications
Series: Solicon DRC
Packaging: Bulk 
Lead Free Status / RoHS Status: --
Part Status: Active
Moisture Sensitivity Level (MSL): --
Circuit: 3PST-NO (3 Form A)
Output Type: AC
On-State Resistance (Max): --
Load Current: 7.6A
Voltage - Input: 208 ~ 265VAC
Voltage - Load: 48 ~ 510 V
Mounting Type: DIN Rail
Termination Style: Screw Terminal
Package / Case: Module
Supplier Device Package: --
Relay Type: Contactor
Description

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Contactors are devices that switch electrical circuits by employing either vacuum or solid-state technology. The contactors we will discuss here employ solid-state technology, for its inherent advantages in terms of size, cost, and longevity.

The DRC3R48A400 is a contactor which is specifically designed and rated for motor control applications in the 3-phase 480V AC range. This contactor is built primarily from semiconductors, with all of the control electronics and switching elements contained in a solid-state package. The package consists of a heatsink, three IGBT (insulated gate bipolar transistors), and three thyristors, and is mounted directly to a terminal block for connections.

The DRC3R48A400 is designed to be used for larger torque applications that require high switching reliability. Its design offers maximum protection to both personnel and the contactor itself in the event of an overload or other excessive current condition. This contactor has a built-in voltage offset signal output which allows for the control of a motor speed by controlling the differential of the voltage applied to the motor.

The DRC3R48A400 is designed to be used mainly in industrial settings. The contactor is usually paired with a motor starter, which regulates the amount of current which is allowed to flow through the contactor. The contactor is also used as a protection device, in order to keep motors from running when they are not needed.

In terms of its working principle, the contactor works by using a current-dependent thyristor and an IGBT to regulate the on/off state of the contactor. When the contactor is powered on, a current is sent through the thyristor, which causes the thyristor to switch the IGBT. This switches the contactor on and off. The same principle works for larger load ratings, where multiple thyristors and IGBTs are used in order to dissipate the increased current load.

In summary, the DRC3R48A400 is a contactor which is specifically designed and rated for motor control applications in the 3-phase 480V AC range. It is designed mainly for industrial use, and works by using a current-dependent thyristor and an IGBT to regulate the on/off state of the contactor. The contactor also features a built-in voltage offset signal output, which allows for the control of a motor speed.

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

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