12IAC77A12A GENERAL ELECTRIC Ge Overcurrent Relay Inverse Iac

Review GENERAL ELECTRIC New Ge Time Overcurrent Relay Inverse 60hz 6a Iac

The General Electric 12IAC77A12A is a versatile and reliable overcurrent relay designed for use in various electrical applications. This inverse time-delay, 60 Hz, 6 A relay operates on an inverse time-current characteristic, providing excellent protection against short-circuit faults.

The compact and sleek design of this relay measures 1.06 inches in length, 1.35 inches in width, and 1.5 inches in height, making it a great fit for most control panels and electrical enclosures. Its robust construction ensures long-lasting performance in demanding environments.

The 12IAC77A12A features a current transformer input, allowing it to be connected to the power circuit in a series or parallel configuration, depending on the application requirements. The relay's contacts are rated for a continuous current of 6 Amps, and it can handle a maximum short-circuit current of up to 15,000 Amps.

This overcurrent relay offers adjustable time-delay settings, providing flexibility to accommodate various application needs. The adjustment range for the instantaneous trip setting is between 0.1 and 3 seconds, while the time-delay settings range from 0.1 to 25 seconds. The settings are easily adjustable using the relay's accessible screw terminals.

The 12IAC77A12A comes with a built-in auxiliary contact that can be configured as a normally open (NO) or normally closed (NC) contact, depending on the application requirements. This contact can be used to signal an alarm, turn on a backup power supply, or perform other functions in response to a fault condition.

The relay's overtemperature protection feature ensures that it does not overheat during prolonged operation. It also includes a short-circuit protection feature that prevents the contacts from welding together during a fault condition.

In summary, the General Electric 12IAC77A12A is a high-performance, versatile, and reliable overcurrent relay suitable for various electrical applications. Its inverse time-delay characteristic, adjustable time-delay settings, and built-in auxiliary contact make it an excellent choice for protecting electrical circuits against short-circuit faults.

The General Electric 12IAC77A12A IAC Overcurrent Relay is a protective device designed to disconnect a circuit when the current flowing through it exceeds a preset value. Here are some potential pros and cons of buying this particular overcurrent relay:

1. Reputation: General Electric is a well-known and reputable manufacturer in the electrical industry, and their products are known for their reliability and durability.

2. Protection: This overcurrent relay provides overcurrent protection for electrical circuits, which is essential to prevent damage to equipment and ensure safety.

3. Versatility: The 12IAC77A12A is a reverse-acting overcurrent relay, which means it can be used in various applications, including motor protection, generator protection, and transformer protection.

4. Easy to Install: The relay has a compact design, and it is relatively easy to install and connect to the electrical system.

1. Cost: Compared to some other overcurrent relays on the market, the 12IAC77A12A may be more expensive.

2. Limited Current Capacity: This relay is rated for a maximum current of 6A, which may not be sufficient for high-current applications.

3. Manual Setting: The relay requires manual setting of the trip current, which can be time-consuming and may require specialized knowledge.

The General Electric 12IAC77A12A IAC Overcurrent Relay is a reliable and versatile protective device that can be used in various applications. However, it may be more expensive than some other relays on the market, and it has a limited current capacity. If the application requires a higher current capacity, then a different overcurrent relay may be more suitable. Overall, if the cost and current capacity are within the acceptable range, this relay is a good choice for providing overcurrent protection to electrical circuits.

If you are looking for an overcurrent relay for a low to medium current application and require the reliability and durability of a reputable brand like General Electric, then the 12IAC77A12A IAC Overcurrent Relay is a good option to consider. However, if you require a higher current capacity or a more cost-effective solution, then you may want to explore other options on the market.

Details:

Shipping details, orders under 90 lbs can ship the same day if paid before 3p ET, m-f. This ad includes everything pictured and described above. We'll reply quick as possible. If it is not pictured or described above, included.

Buyer may arrange their own shipping if desired.

specifications genpurrelays:

• brand: General Electric
• mpn: 12iac77a12a
• type: Relays
• country of origin: United States
• bc category: Relays/ge Relays/other
• controller platform: Ge
• number: 351993095553
• orig: 2/27/2017
• upc: 724165957077

offer genpurrelays:

• prices: $58.00–$360.00
• item condition:
  • New
  • Used
  • New – Open box
• in stock #: 4
• availability: in stock
• options: ship-to-home
• started: april 13, 2026
• sold #: 11
• best offers: true

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• category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays

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• # reviews: 16369
• rating: 99.9%