NH3 300A Fuse links for Keto-3-3/F (GG NH 3 300A 500V)

DIN NH Standard fuse-link gG Size NH3 500VAC 250VDC 300A live tags Double indicator Body width 52 mm
The NH system is classified among plug-in fuse systems and is composed of: * fuse-base (possibly including terminal covers and phase barriers) * fuse-link with blade contact * fuse-link replacement device (LV HRC fuse puller).
Since the design of this system cannot guarantee non-interchangeability of rated current it must be handled by a qualified professional.