ABB OZXA39 rinnankytkentäsarja, 25 mm², Tmax XT1-XT4, 3/4-napainen 1SCA022790R3820

Connect two ABB SACE Tmax XT circuit breakers in parallel with the OZXA39 kit, rated for 25 mm² conductors and up to 690 V AC. This kit doubles current capacity for demanding distribution applications.

Overview

The ABB OZXA39 is a parallel connection kit designed for ABB SACE Tmax XT1, XT2, XT3, and XT4 circuit breakers. It enables parallel connection of two breakers, effectively increasing the total current capacity of the installation. The kit supports 3-pole and 4-pole configurations and accommodates conductors with a cross-section of 25 mm².

What stands out

• Rated operational voltage up to 690 V AC and 250 V DC
• High insulation rating: 1000 V Ui and 8 kV impulse withstand
• Copper conductors with insulation for safe, reliable connections
• Direct screw-type connection to breaker terminals
• Operating temperature range from -25 °C to +70 °C

Technical details

• Product type: Parallel Connection Kit
• Conductor cross-section: 25 mm²
• Compatible series: ABB SACE Tmax XT1, XT2, XT3, XT4
• Number of poles supported: 3-pole, 4-pole
• Rated operational voltage (Ue AC): 690 V AC
• Rated operational voltage (Ue DC): 250 V DC
• Rated insulation voltage (Ui): 1000 V
• Rated impulse withstand voltage (Uimp): 8 kV
• Material: Copper (conductors), insulated
• Mounting: Direct connection to circuit breaker terminals
• Degree of protection: IP20 (when installed)
• Operating temperature: -25 °C to +70 °C
• Storage temperature: -40 °C to +70 °C
• Standards: IEC
• Connection method: Screw-type

Our verdict

A robust parallel connection solution for ABB Tmax XT breakers, delivering high voltage ratings and reliable performance in industrial environments.