Approvals & Standards
Key features & benefits
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.
Applications
Documents & Resources
Datasheet
Compliance
Item Number
H1023070
Catalogue No.
1.002.712
Description
NH fuse-switch disconnector MULTIBLOC® Size 2 400A 3-Pole switching Bottom Fitting/panel Connection Screw M10 elec mon.
EAN/UPC Code
9008567005897
Frequency
50 ... 60 Hz
Rated voltage AC IEC
690 V
Ampere Rating
400 A
Utilization Category
AC 23 B @ Ue = AC 400 V; Ie = 400 A
Utilization Category
AC 22 B @ Ue = AC 500 V; Ie = 400 A
Utilization Category
AC 21 B @ Ue = AC 690 V; Ie = 315 A
Utilization Category
DC 21 B @ Ue = DC 440 V; Ie = 400 A
Switchability
3-,4-pole switching
ROHS Compliant
Yes
Short Circuit Current Rating (SCCR)
80kA@Ue = AC 400 V; Ie = 400 A / 80kA@Ue = AC 500 V; Ie = 400 A / 80kA (3-pole)@Ue = AC 690 V; Ie = 315 A / 50kA (4-pole)@Ue = AC 690 V; Ie = 315 A
Fuse Size
2
Design Details
with electronic fuse monitoring ESÜ installed (rated voltage=525VAC)
Number of Poles
3-Pole
Degree of Pollution
3
Rated Duty
uninterrupted duty
Rated Impulse Withstand Voltage
12 kV
Rated Insulation Voltage
1000 V
Rated SC Withstand
13 kA / 1 s
Conventional Free Air thermal Current With Fuse-Links Ith
400 A
Conventional Free Air thermal Current - Solid Links
630 A
Max Power dissipation of Fuse Links Pn
34 W
Max Power dissipation of Solid Links Pn
9 W
Power Dissipation by Ith without Fuse-Links
27 W
Power Dissipation by Ith without Solid Links
67 W
Rated short circuit making capacity with solid links Icm
10.6 kA
Installation Mounting
Bottom Fitting/panel
Comments
Cable termination components : 6 M10 terminal screws
Product Weight
7.937 lb
Product Width
8.05 in
Product Length
5.87 in
Product Height
10.2 in
Sell Pack Quantity
1 EACH
Sell Pack Weight
7.937 lb
Sell Pack Width
8.19 in
Sell Pack Length
10.31 in
Sell Pack Height
5.24 in