11B1150048 - 3P CONTACTOR B115.00 48V

Why Choose the 11B1150048?

Engineered for demanding motor and power switching, the Lovato B115 three-pole contactor delivers IEC AC-3 Ie 110 A performance with a universal 48 VAC/DC coil. With a rated insulation voltage Ui of 1000 V and impulse withstand Uimp of 8 kV, it offers robust dielectric strength. Screw mounting simplifies panel integration, while compliance with IEC/EN 60947-1 and 60947-4-1 underpins reliable, standards-based operation.

Built for longevity and harsh environments, this contactor achieves 10,000,000 mechanical cycles and operates from −50 to 70 °C, withstanding pollution degree 3 conditions up to 3000 m altitude. Certified to UL 60947-1/60947-4-1 and CSA C22.2 n° 60947-1/60947-4-1, it suits global control panels. Designation B115 and 160 A Ith provide headroom; SKU 11B1150048 identifies the 48 VAC/DC coil variant.

Key Benefits

• 110 A AC-3 Ie for reliable motor and power switching.
• Universal 48 VAC/DC coil simplifies control circuit design.
• Rated Ui 1000 V and Uimp 8 kV for dielectric robustness.
• High thermal current Ith 160 A for application headroom.
• Operates −50 to 70 °C; suitable for harsh environments.
• Mechanical life up to 10,000,000 cycles reduces maintenance.
• Screw mounting for straightforward panel installation.
• Conforms to IEC/EN, UL, and CSA 60947 standards.

Technical Specification

• Product type designation: B115
• Number of poles: 3
• Rated insulation voltage Ui (IEC/EN): 1000 V
• Rated impulse withstand voltage Uimp: 8 kV
• Ith (IEC): 160 A
• Terminal tightening torque: 10 to 10 Nm
• Weight: 5340 g
• Mechanical life: 10000000 cycles
• Operating temperature: -50 to 70 °C
• Storage temperature: -60 to 80 °C
• Max altitude: 3000 m
• Pollution degree: 3

What’s Included

• Lovato B115 three-pole contactor, 48 VAC/DC coil (SKU 11B1150048)
• Screw mounting provision for panel installation
• Downloadable technical datasheet and conformity details
• Manufacturer packaging

Applications

• IEC/EN 60947-4-1 compliant motor starters and control panels
• Heavy-duty AC-3 switching duties up to 110 A
• Power distribution assemblies requiring Ui up to 1000 V
• Equipment operating in −50 to 70 °C ambient ranges
• Installations at altitudes up to 3000 m, pollution degree 3

Safety note: Install and commission only by qualified personnel. Always isolate power, verify the 48 VAC/DC coil specification, and adhere to the stated Ui, Uimp, temperature limits, and relevant 60947 standards.