Siemens 3VA2 400A 4-pole 55KA moulded case circuit breaker 3VA23405HL420AA0

The new 3VA moulded case circuit breakers guarantee high selectivity, extremely compact dimensions and high breaking capacities. The different dimensional sizes up to 1000 A and more than 500 accessory components allow to satisfy all possible configurations of any application.

Features:

• Siemens Series
• Rated insulation voltage 800 V
• Interrupting capacity 55 kA
• Rated permanent current Iu 400A
• 4 poles
• Design of overcurrent release ETU320
• Power dissipation at nominal current value with AC in hot operating state per pole 32 W
• Max. power dissipation 96 W
• Mechanical service life (switching cycles) typ. 20,000
• Height 248 mm
• Height 248 mm Width 184 mm
• 184 mm Depth 110 mm
• Net weight 6,068 kg
• Degree of protection on front side IP40
• Type of conductor cross-sections that can be connected for flat busbar connection / min 20 x 1 mm
• Type of conductor cross-sections that can be connected for flat busbar connection / max 35 x 10 mm
• Degree of protection front side IP40

Ambient temperature

• During operation / min -25 °C
• During operation / max. 70 °C
• During storage / min -40 °C
• During storage / max. 80 °C