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MERLIN 1250A AIR CIRCUIT BREAKER

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MOQ : 100 Pieces

MERLIN 1250A AIR CIRCUIT BREAKER Specification

Rated Short Circuit Making Current
143 kA peak

Rated Short Circuit Breaking Current
65 kA at 415V AC

Breaking Capacity
65 kA

Mechanical Life
Up to 10,000 operations

Phase
Three Phase

Product Type
Air Circuit Breaker (ACB)

Installation Options
Fixed or Drawout

Function
Protection of electrical circuits from overload and short-circuit

Poles Number
3 Pole

Rated Voltage
690V AC

Rated Current
1250A

Rated Frequency
50/60 Hz

Curves
L, S, I Adjustment

Temperature Protection
Integrated thermal and magnetic protection

Weight
Approx. 45 kg

Color
Black & Grey

Protection Level
IP30 (front)

Rated Insulation Voltage
1000V

Auxiliary Contacts
Yes, available

Mounting Type
Panel mounting

Arc Chutes
High-efficiency arc chutes

Rated Impulse Withstand Voltage (Uimp)
12 kV

Terminal Connection
Front connected

Trip Unit Type
Electronic / Microprocessor based

Control Voltage for Shunt/UV Release
220V / 110V AC

Operating Temperature Range
-5°C to +40°C

Manual & Electrical Operation
Available

Service Life
Up to 20 Years

Application
Industrial, Commercial Power Distribution

MERLIN 1250A AIR CIRCUIT BREAKER Trade Information

Minimum Order Quantity
100 Pieces

Supply Ability
100 Pieces Per Day

Delivery Time
2 Days

Sample Available
Yes

Main Domestic Market
All India

About MERLIN 1250A AIR CIRCUIT BREAKER

Air circuit breaker is a circuit breaker for the purpose of protecting low voltage circuit, mainly for energizing and cutting off high current. It is used as the master of a factory and building, and as a main circuit breaker of a ship, and it is possible to attach various accessories according to the purpose.

Advanced Circuit Protection for Demanding Applications

Engineered for industrial and commercial environments, the MERLIN 1250A Air Circuit Breaker offers advanced protection features. The electronic trip unit provides precise control, while integrated thermal and magnetic protection ensures reliability even in challenging conditions. Suitable for fixed or drawout installation, its robust design supports easy maintenance and long service life.

Flexible Installation and Operation Options

With front terminal connections and panel mounting, the circuit breaker allows for convenient access and integration into existing systems. Users can choose between manual and electrical operation, and the unit accommodates auxiliary contacts for versatile control setups. Compatible with both 220V and 110V AC control voltages, it adapts well to various system requirements.

FAQ's of MERLIN 1250A AIR CIRCUIT BREAKER:

Q: How does the MERLIN 1250A Air Circuit Breaker protect electrical circuits?

A: The breaker is designed to protect circuits from overload and short-circuit conditions through its electronic/microprocessor-based trip unit, which detects irregularities and disconnects the supply, preventing equipment damage and fire hazards.

Q: What are the installation options for the MERLIN 1250A Air Circuit Breaker?

A: This air circuit breaker supports both fixed and drawout installation, with front terminal connections and panel mounting for flexibility and ease of access during setup and maintenance.

Q: When should I consider using this breaker in my facility?

A: The MERLIN 1250A is ideal for industrial or commercial environments where high current protection and reliable operation are required, especially if your system operates at 690V AC and needs up to 65 kA breaking capacity.

Q: Where can the MERLIN 1250A Air Circuit Breaker be mounted?

A: It is designed for panel mounting, making it suitable for switchboards or control panels in industrial and commercial electrical distribution systems.

Q: What processes are involved in operating the breaker?

A: The breaker can be operated manually or electrically, and it is equipped with auxiliary contacts for remote signaling or control. Control voltage options of 220V or 110V AC support shunt and undervoltage release operations.

Q: What are the key benefits of this circuit breaker?

A: Key benefits include reliable overload and short-circuit protection, a long service life up to 20 years, high breaking capacity, integrated temperature protection, and flexible operation and installation modes.

Q: How does the temperature range impact the usage of the circuit breaker?

A: The breaker operates efficiently in temperatures from -5C to +40C, making it suitable for a wide range of environmental conditions without loss of performance or reliability.

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