ROCKWELLMotor protection circuit breaker

140G-M6H4-D60

Name: 140G-M6H4-D60
Brand: ROCKWELL
SKU: 140G-M6H4-D60

The Allen Bradley 140G-M6H4-D60 is a robust, 4-pole molded case circuit breaker with a 65 kA interrupt rating and 800A rated current. It features electronic LSI protection, making it suitable for diverse panel configurations and global applications.

Product Model140G-M6H4-D60

Product ID108376

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Interrupting CapacityThe Allen Bradley 140G-M6H4-D60 boasts a high interrupting capacity of 65 kA, ensuring reliable protection against short circuits in demanding electrical systems.
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2. Global Application CompatibilityDesigned for global applications, this circuit breaker meets international standards such as UL, CSA, and IEC, making it a versatile choice for worldwide use.
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3. Electronic LSI ProtectionEquipped with electronic LSI (Long and Short Time Instantaneous) protection, this breaker provides comprehensive protection against both short-term and long-term electrical faults.
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4. Compact DesignThe compact design of the 140G-M6H4-D60 allows for easy integration into various panel configurations, making it an ideal choice for space-constrained applications.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Number of poles

With integrated under voltage release

False

Integrated earth fault protection

False

Complete device with protection unit

True

Rated permanent current Iu

600 A

Type of control element

Toggle

5. Durable ConstructionBuilt with high-quality materials, this circuit breaker offers a long mechanical life of 20,000 operations, ensuring reliable performance over time.

Rated impulse withstand voltage (Uimp)

Current range

80% MCCB

Voltage for reverse-fed circuit breaker, max

690V AC per IEC

Protection typeâElectronic I (instantaneous trip units)

I3 = 900...7200 A

Insulation voltage (Ui)

Rated 1000V per IEC

Electrical life cycle

7000 (600...630 A)/5000 (800 A) @ 415V AC

Protection typeâElectronic L (long time trip units)

I1 = 0.4...1 x In (240...600 A), t1 = 3, 6, 12, 18 s

Protection typeâElectronic S (short time trip units)

I2 = 0.6...10 x In (360...6000 A), t2 = 0.05, 0.1, 0.25, 0.5 s

Operating current (In), max

600A @ 40Â°C (104 Â°F) per UL

Interrupting rating

65kA @ 480V AC, 50/60 Hz per NEMA, UL, CSA

Rated ultimate short-circuit breaking capacity (Icu)

IEC 60947-2: 70kA @ 400...415V AC, 50/60 Hz

Rated service short-circuit breaking capacity (Ics)

IEC 60947-2: 75% Icu @ 750V DC, 3-poles in series, thermal-magnetic trip units only

Protection type

Electronic LSI-long and short time, high instantaneous

Motor drive integrated

False

With switched-off indicator

False

Motor drive optional

True

Position of connection for main current circuit

Front side

Type of electrical connection of main circuit

Screw connection

Suitable for DIN rail (top hat rail) mounting

False

DIN rail (top hat rail) mounting optional

True

Degree of protection (IP)

IP40

Weight

13.032

Mechanical life operations

20000 /h

Vibration

2...13.2 Hz Â±1 mm, 13.2...100 Hz Â±0.7 G

Factory option

None

Height

268 mm

Device construction

Built-in device fixed built-in technique

Width

280 mm

Depth

103.5 mm

Storage temperature

-40 Â°F

Wire temperature rating

Al or Cu 75 Â°C

Operational voltage (Ue)

90% of voltage rating @ 3000 m (9840 ft) altitude

Rated uninterrupted current (Iu)

98% of current rating @ 3000 m (9840 ft) altitude

Ambient temperature without derating

104 Â°F

Repairable

NOT_REPAIRABLE

Preferred Availability

false

Quick Turnaround

false

Dimension Height

27.94

Lead Time

Dimension Width

30.48

Dimension Length

38.1

Stock Status

NON_STOCKED

Weight Unit