ABB GJL121 Contactor, 48V ac Coil, 3-Pole, 20 A, 4 kW 48V ac, 3 NO/1 NC, 690V

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RS Stock No.:
721-676
หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No.:
GJL1211001R0013
ผู้ผลิต:
ABB
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Brand

ABB

Product Type

Contactor

Coil Voltage

48V ac

Number of Poles

3

Contact Voltage

690V

Contact Current

20A

Power Rating

4kW

Series

GJL121

Mount Type

DIN Rail

Function

Control Unit

Normal State Configuration

3 NO/1 NC

Number of Auxiliary Contacts

1

Auxiliary Contact Configuration

1 NC

Terminal Type

Screw

Contactor Application

Control Unit

Operational Current Ie

16A

Control Circuit Voltage Uc

48V ac

Minimum Operating Temperature

-25°C

Maximum Operating Temperature

55°C

Depth

46.7mm

Standards/Approvals

IEC/EN 60947-1

Width

52.5mm

Length

46.7mm

Pole and Throw Configuration

3P

COO (Country of Origin):
DE

ABB GJL121 Series Contactor, 48V AC Coil Voltage, 20A Current Rating - GJL1211001R0013


This contactor is a robust control unit designed to manage electrical circuits with efficiency and precision. With a Compact design that measures 46.7mm in length, 52.5mm in width, and 46.7mm in depth, it features a 3-pole configuration, making it Ideal for various electrical applications. It operates effectively within a temperature range of -25 to +55°C and at a Coil voltage of 48 V AC, this unit provides reliable performance with a contact voltage rating of 690V and a contact current rating of 20 A.

Features & Benefits


• Provides efficient control for electrical circuits with 3 pole configurations
• Supports a maximum power rating of 4 kW for various applications
• Features a screw Terminal design for secure connections
• Offers one auxiliary contact with a normally closed configuration
• Designed for DIN rail mounting to optimise space in control panels

Applications


• Used for controlling motors in industrial automation systems
• Functions in lighting control circuits to enhance efficiency
• Utilised in HVAC systems to manage operational functionality
• Applicable in machinery control for seamless operational management

What is the significance of the Coil voltage for this device?


The Coil voltage of 48 V AC is Crucial as it ensures proper activation of the contactor while maintaining safe operation within its electrical circuits, preventing potential overload.

How does the auxiliary contact contribute to the functionality of this control unit?


The single normally closed auxiliary contact allows for interlocking or feedback circuits, enabling better control and monitoring of associated devices in real-time applications.

What mounting options are available for convenient installation?


This unit is specifically designed for DIN rail mounting, which simplifies installation and configuration within existing electrical panels, ensuring a tidy and efficient setup.

What thermal limits should be considered when using this contactor?


It is important to operate this contactor within the specified temperature range of -25 to +55°Cto ensure optimal performance and longevity without risk of overheating.

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