A Three Pole MCCB (Molded Case Circuit Breaker) is designed to protect three-phase electrical circuits from overloads and short circuits. It provides protection for all three phases of a three-phase system, ensuring reliable overcurrent protection and short-circuit protection. MCCBs are ideal for industrial and commercial applications that require high-current protection and may include features such as adjustable trip settings, ground fault protection, and selective coordination. The three-pole design ensures that all three phases are disconnected simultaneously in the event of a fault, providing robust safety and system reliability. MCCBs are commonly used in distribution panels, motor control centers, and large electrical installations.
Three Poles MCCB
Showing all 11 results
- Breakers, MCB & MCCB, MCCB, Three Poles MCCB
200Amps 3 Pole MCCB Chint NXM Molded Case Circuit Breaker
Breakers, MCB & MCCB, MCCB, Three Poles MCCB200Amps 3 Pole MCCB Chint NXM Molded Case Circuit Breaker
Brand: Chint Electric
Current Rating: 200A
No of Poles: 3
Type: MCCB
Model: NXM
Breaking capacity: up to 15kA
Breaking capacity code: E, S, F, H
Adjustable: No
Mounting Style: Fixed plug-in type
Voltage: 220-240V AC
Input Frequency: 50/60 Hz
Common mounting dimension
Warranty: 1 year
Country of Origin: ChinaSKU: n/a - Breakers, MCB & MCCB, MCCB, Three Poles MCCB
250Amps 3 Pole MCCB Chint NXM Molded Case Circuit Breaker
Breakers, MCB & MCCB, MCCB, Three Poles MCCB250Amps 3 Pole MCCB Chint NXM Molded Case Circuit Breaker
Brand: Chint Electric
Current Rating: 250A
No of Poles: 3
Type: MCCB
Model: NXM
Breaking capacity: up to 36kA
Breaking capacity code: E, S, F, H
Adjustable: No
Mounting Style: Fixed plug-in type
Voltage: 220-240V AC
Input Frequency: 50/60 Hz
Common mounting dimension
Warranty: 1 year
Country of Origin: ChinaSKU: n/a - Breakers, MCB & MCCB, MCCB, Three Poles MCCB
3 Pole 100Amp Chint MCCB NXM Molded Case Circuit Breaker
Breakers, MCB & MCCB, MCCB, Three Poles MCCB3 Pole 100Amp Chint MCCB NXM Molded Case Circuit Breaker
Brand: Chint Electric
Current Rating: 100A
No of Poles: 3
Type: MCCB
Model: NXM
Breaking capacity: up to 10kA
Breaking capacity code: E, S, F, H
Adjustable: No
Mounting Style: Fixed plug-in type
Voltage: 220-240V AC
Input Frequency: 50/60 Hz
Common mounting dimension
Warranty: 1 year
Country of Origin: ChinaSKU: n/a - Breakers, MCB & MCCB, MCCB, Three Poles MCCB
3 Pole 160Amp Chint NXM MCCB Molded Case Circuit Breaker
Breakers, MCB & MCCB, MCCB, Three Poles MCCB3 Pole 160Amp Chint NXM MCCB Molded Case Circuit Breaker
Brand: Chint Electric
Current Rating: 160A
No of Poles: 3
Type: MCCB
Model: NXM
Breaking capacity: up to 15kA
Breaking capacity code: E, S, F, H
Adjustable: No
Mounting Style: Fixed plug-in type
Voltage: 220-240V AC
Input Frequency: 50/60 Hz
Common mounting dimension
Warranty: 1 year
Country of Origin: ChinaSKU: n/a - MCB & MCCB, MCCB, Three Poles MCCB
3 Pole 63Amp MCCB Chint NXM Molded Case Circuit Breaker
Brand: Chint Electric
Current Rating: 63A
No of Poles: 3
Type: MCCB
Model: NXM
Breaking capacity: up to 10kA
Breaking capacity code: E, S, F, H
Adjustable: No
Mounting Style: Fixed plug-in type
Voltage: 220-240V AC
Input Frequency: 50/60 Hz
Common mounting dimension
Warranty: 1 year
Country of Origin: ChinaSKU: n/a - Breakers, MCB & MCCB, MCCB, Three Poles MCCB
Chint 400A 3-Pole Molded Case Circuit Breaker -MCCB
Technical Deatail:
Rated Current (In): 400A (Based on Typical NXM/NM8 400A Frame)
Number of Poles: 3 Pole (3P)
Rated Operational Voltage (Ue): 380V / 400V / 415V AC (up to 690V AC max)
Rated Insulation Voltage (Ui): Up to 800V or 1000V
Rated Impulse Withstand Voltage (Uimp): 8kV
Rated Short-Circuit Breaking Capacity (Icu): Typically 36kA, 50kA, or 70kA at 415V AC (depending on the code: S, F, H)
Frequency: 50/60 Hz
Trip Unit Type: Thermal-Magnetic or Electronic
Utilization Category: Category A
Installation Method: Fixed Type (Front Connection is standard; Plug-in or Rear available)
Standard: IEC/EN 60947-2SKU: n/a - Breakers, MCB & MCCB, MCCB, Three Poles MCCB
Chint NXMS 320A 3-Pole MCCB Molded Case Circuit Breaker
Brand: Chint Electric
Current Rating: 320A
No of Poles: 3
Type: MCCB
Model: NXM
Breaking capacity: up to 36kA
Breaking capacity code: E, S, F, H
Adjustable: No
Mounting Style: Fixed plug-in type
Voltage: 220-240V AC
Input Frequency: 50/60 Hz
Common mounting dimension
Warranty: 1 year
Country of Origin: ChinaSKU: n/a - Breakers, MCB & MCCB, Three Poles MCCB
Schneider Electric® EasyPact MCCB EZC100F 3P 10kA 400/415V
Technical Specifications
Product Series: EasyPact EZC100F
Number of Poles: 3‑pole (3P)
Rated Current (In): Up to 100 A at 40 °C
Rated Operational Voltage (Ue): 400–415 V AC; 250 V DC (VS model dependent)
Insulation Voltage (Ui): 690 V AC (IEC 60947‑2)
Impulse Withstand Voltage (Uimp): 6 kV AC (IEC 60947‑2)
Breaking Capacity (Icu): 10 kA @ 400–415 V AC; up to 25 kA at lower voltages
Service Breaking Capacity (Ics): Typically 12.5 kA at 220–240 V AC, 5 kA at 400–415 V AC
Trip Unit: Fixed thermal-magnetic (TM‑D series)
Utilisation Category: A (standard duty)
Mechanical Durability: ~8,500 operations
Electrical Durability: ~1,500 operations at full load
Degree of Protection: IP20; IK07 impact‑resistant polymer housing
Operating Temperature Range: –25 °C to +70 °C
Dimensions (H × W × D): ~130 × 75 × 60 mmSKU: n/a - Breakers, MCB & MCCB, Three Poles MCCB
Schneider Electric® EasyPact MCCB EZC100N 3P 15kA 400/415V
Key Technical Specifications
Poles: 3‑Pole (3P)
Rated Breaking Capacity (Icu): 15 kA RMS at 400–415 V AC
Operational Voltage (Ue): 400–415 V AC (50/60 Hz); up to 550 V AC or 250 V DC
Rated Voltage Insulation (Ui): 690 V AC
Impulse Withstand Voltage (Uimp): 6 kV
Trip Unit: Thermal‑magnetic (TM‑D) with fixed ratings
Utilization Category: Category A standard load switching
Mechanical Durability: ~13,000 operations
Electrical Durability: ~4,000 at full load
Dimensions (H × W × D): ~130 × 75 × 60 mm
Mounting: Fixed backplate mounting
Protection Degree: IP20 (IK07 housing)
Ambient Temperature: –25 °C to +70 °C
Certifications: IEC 60947‑1/2, UL 508, marine certsSKU: n/a - Breakers, MCB & MCCB, Three Poles MCCB
Schneider Electric® EasyPact MCCB EZC250N 3P 25kA 400/415V
Specification Details
Poles: 3 Pole (3P)
Rated Current (In): Up to 250 A (model-dependent)
Rated Operational Voltage (Ue): 550 V AC or 250 V DC; Standard is 400–415 V AC
Insulation Voltage (Ui): 690 V AC
Impulse Withstand (Uimp): 6 kV AC
Breaking Capacity (Icu): 25 kA @ 400–415 V; up to 50 kA at lower voltages
Service Breaking Capacity (Ics): 12.5 kA at 400–415 V; 25 kA at 220–240 V
Trip Unit: Fixed thermal-magnetic (TM‑D)
Utilization Category: Category A
Mechanical Durability: ~10,000 cycles
Electrical Durability: ~5,000 cycles at full load
Dimensions (H × W × D): ~165 × 105 × 60 mm
Mounting: Fixed backplate (front connections)
Protection Rating: IP20, IK07
Operating Temperature Range: –25 °C to +70 °CSKU: n/a - Breakers, Four Poles MCCB, MCB & MCCB, Three Poles MCCB
Schneider MCCB CVS250B with Adjustable Thermal Magnetic Trip
Breakers, Four Poles MCCB, MCB & MCCB, Three Poles MCCBSchneider MCCB CVS250B with Adjustable Thermal Magnetic Trip
Specification Details
Poles: 3P / 4P (3 phases + neutral)
Rated Current (In): Up to 630A (adjustable)
Breaking Capacity (Icu): 25 kA @ 380–415 V; 40 kA @ 220–240 V
Service Breaking (Ics): 15 kA @ 440 V
Trip Unit: TM-D Thermal‑Magnetic (Adjustable Ir, fixed Ii)
Utilization Category: A (standard load switching)
Mechanical Durability: ~30,000 cycles
Electrical Durability: ~12,000 cycles @ 415 V In
Impulse Withstand Voltage: 8 kV (Ui/Uimp)
Protection Rating: IP40 (standard)
Ambient Temperature: –25 °C to +70 °C operational, –50 °C to +85 °C storage
Standards Compliance: IEC/EN 60947‑2, GOST, RoHS, REACH, WEEESKU: n/a
3 Pole 63Amp MCCB Chint NXM Molded Case Circuit Breaker 



