Eaton 111896 LZMC1-A125-I LZMC MCCB 3P 125 A 36kA 415V

The Eaton LZMC1-A125-I is a 3-pole, 125 A molded case circuit breaker from the Moeller series Power Defense range, rated to 690 V AC with thermomagnetic release. It delivers a short-circuit breaking capacity (ICS) of 36 kA at 400/415 V and 55 kA at 230 V, making it suitable for demanding industrial distribution and motor circuit protection.

Technical specifications:

• Model code: LZMC1-A125-I
• Catalog number: 111896
• Manufacturer: Eaton
• EAN: 4015081114443
• Frame type: LZM1
• Number of poles: 3
• Amperage rating: 125 A
• Rated insulation voltage (Ui): 690 V AC
• Rated impulse withstand voltage (Uimp): 6 kV
• Breaking capacity ICS at 230 V: 55 kA
• Breaking capacity ICS at 400/415 V: 36 kA
• Breaking capacity ICS at 440 V: 22.5 kA
• Breaking capacity ICS at 525 V: 6 kA
• Making capacity ICM at 400/415 V: 76 kA
• Making capacity ICM at 690 V: 14 kA
• Short-circuit break time: less than 10 ms
• Overload current setting (Ir): 100 - 125 A
• Instantaneous trip setting (Ii): 750 - 1250 A
• Release system: Thermomagnetic
• Utilization category: A (IEC/EN 60947-2)
• Overvoltage category: III
• Pollution degree: 3
• Degree of protection: IP20 (basic); IP66 with door coupling rotary handle; IP40 with insulating surround
• Mounting: Fixed built-in or DIN rail optional
• Terminal types: Box terminal, tunnel terminal, rear-side connection
• Terminal capacity (copper solid): 6 - 95 mm²
• Terminal capacity (copper stranded): 25 - 95 mm²
• Terminal capacity (aluminum solid): 16 mm²
• Heat dissipation: 26.72 W at 125 A
• Mechanical lifespan: 20000 operations
• Electrical lifespan: 7500 operations at 415 V AC-3
• Shock resistance: 20 g (half-sinusoidal, 20 ms)
• Dimensions (WxHxD): 90 x 145 x 88 mm
• Weight: 1.014 kg
• Certifications: IEC/EN 60947, VDE 0660, RoHS

Features and benefits:

• Adjustable overload (Ir: 100 - 125 A) and instantaneous settings (Ii: 750 - 1250 A) enable precise circuit coordination
• Thermomagnetic release provides dual protection against overloads and short circuits without external power
• Rated for use in unearthed IT supply systems up to 690 V AC
• IP66 protection achievable with door coupling rotary handle for harsh-environment installations
• Finger and back-of-hand safe terminals per DIN EN 50274/VDE 0106 part 110
• Flexible wiring: accepts copper solid, stranded, strip, and aluminum conductors across multiple terminal types

Applications:

• Motor branch circuit protection in industrial plants and manufacturing machinery
• Feeder and main circuit protection in low-voltage switchgear and distribution boards
• Protection in unearthed (IT) supply systems at 525 - 690 V
• Control panel installations requiring adjustable overcurrent coordination
• Industrial environments with pollution degree 3 or high-shock operating conditions

Compliant with IEC/EN 60947-2 and VDE 0660. Part of the Eaton Moeller series Power Defense molded case circuit-breaker range.

Also known as: Eaton LZMC1-A125-I, Eaton 111896, Eaton catalog 111896, Eaton model LZMC1-A125-I, Eaton MCCB 125A 690V, LZM1 125A molded case breaker.