Description
Mersen Multibloc 2.ST8 Fuse Disconnector NH2 400A 1.000.504
The production programme of MULTIBLOC® series 2.ST8 comprises
NH fuse switch disconnectors for 400A.
They are designed for bottom fitting/panel installation and are
available in triple pole and quadruple pole units.
For installation of MULTIBLOC® NH fuse switch disconnectors in
distribution units with central cover, respective covers are used to
obtain a uniform profile in height and length.
MULTIBLOC® size 2 are designed for NH fuse-links in accordance with
IEC/EN 60269-2, VDE 0636-2, size 2, 400A.
MULTIBLOC® offers the user the possibility of fast and easy
installation as well as a high degree of security during installation and
maintenance.
FEATURES & BENEFITS
• Touch protection IP 20 – when fuse
link is in test mode IP rating is maintained
• Parking position of switch operating cover even with fuse-links
inserted
• Electronic or electro-mechanic fuse
monitoring – optional
• Modular system of cover – cover
for cable termination area can be
extended as required
• Varieties of cable termination:
screw, bolt, clamp strap, extendable
for V-terminal – optional
• Indicating switch for switch door
position – optional
• Installation on to 100mm bus bar
system with adapter
• Safe on load connection/disconnection in accordance with IEC
60947-3
APPLICATIONS
• Panel boards for industrial use
• Feeder pillars for industrial use
• Meter distribution units
• Measuring transformer cabinets
• Transmitting stations for telecommunications
STANDARDS
• IEC/EN 60 947-3
For NH-fuse links size 2 in accordance with IEC/EN 60 269-2, VDE
0636-2
TECHNICAL DATA OVERVIEW
Voltage AC 690 VAC
Amper (A) 400 A
Size per Standard 2
SCCR
Ue = AC 400 V; Ie = 400 A 80kA
Ue = AC 500 V; Ie = 400 A 80kA
Ue = AC 690 V; Ie = 315 A 80kA (3-pole)
Ue = AC 690 V; Ie = 315 A 50kA (4-pole)
Mounting bottom fitting/panel
Switchability 3-,4-pole switching
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