QCB-NH1, Switches and Disconnectors
Product Category:
Switchgear and Components
Product Type:
Switches and Disconnectors
Maufacturer:
Whner GmbH & Co. KG, Rdental, Germany
Rdental, Germany
Product Name:
QCB-NH1
Product Description
Fuse-switch-disconnector for surface and busbar mounting
Conventional free air thermal current Ith: 250 A
Rated operational voltage (Ue): up to 690 V AC
Rated insulation voltage (Ui): 800 V
Rated impulse withstand voltage (Uimp): 8 kV
Rated frequency: 50/60 Hz
Utilization categories without arc chamber: AC-21B (690 V, 250 A)
AC-22B (400 V, 250 A)
Utilization categories with arc chamber: AC-22B (690 V, 250 A)
AC-23B (500 V, 250 A)
AC-23B (690 V, 250 A)
Rated conditional short-circuit current: 80 kA (690 V)
Product Ratings
Not Available / To be Updated
Applicable Standards
Not Available / To be Updated