Approvals & Standards
- IEC/EN 60 947-3
- For NH-fuse links size 3 in accordance with IEC/EN 60 269-2, VDE 0636-2
Key features & benefits
The production programme of MULTIBLOC® series 3.ST8 comprises NH fuse switch disconnectors for 630A.
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 3 are designed for NH fuse-links in accordance with IEC/EN 60269-2, VDE 0636-2, size 3, 630A.
MULTIBLOC® offers the user the possibility of fast and easy installation as well as a high degree of security during installation and maintenance.
Applications
- Panel boards for industrial use
- Feeder pillars for industrial use
- Meter distribution units
- Measuring transformer cabinets
- Transmitting stations for telecommunications
Documents & Resources
Datasheet
Compliance
Product Specifications
Item Number
M1023074
Catalog number
1.002.713
Description
NH fuse-switch disconnector MULTIBLOC® Size 3 630A 3-Pole switching Bottom Fitting/panel Connection Screw M12 elec mon.
EAN/UPC code
9008567005903
Frequency
50 ... 60 Hz
Rated voltage AC IEC
690 V
Rated current
630 A
Utilization Category
AC 23 B @ Ue = AC 400 V; Ie = 630 A
Utilization Category
AC 22 B @ Ue = AC 500 V; Ie = 630 A
Utilization Category
AC 21 B @ Ue = AC 690 V; Ie = 500 A
Switchability
3-,4-pole switching
ROHS Compliant
Yes
Short Circuit Current Rating (SCCR)
80kA@Ue = AC 400 V; Ie = 630 A / 80kA@Ue = AC 500 V; Ie = 630 A / 50kA@Ue = AC 690 V; Ie = 500 A
Fuse size
3
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 Uimp
12 kV
Rated Insulation Voltage
1000 V
Rated SC Withstand
18 kA / 1 s
Conventional Free Air thermal Current With Fuse-Links Ith
630 A
Conventional Free Air thermal Current - Solid Links
780 A
Max Power dissipation of Fuse Links Pn
48 W
Max Power dissipation of Solid Links Pn
17.5 W
Power Dissipation by Ith without Fuse-Links
53 W
Power Dissipation by Ith without Solid Links
81 W
Rated short circuit making capacity with solid links Icm
18.6 kA
Installation Mounting
Bottom Fitting/panel
Comments
Cable termination components : 6 M12 terminal screws
Product Weight
5.5 kg
Product Width
256 mm
Product Length
167 mm
Product Height
299 mm
Sell Pack Quantity
1 EACH
Sell Pack Weight
5.5 kg
Sell Pack Width
265 mm
Sell Pack Length
325 mm
Sell Pack Height
155 mm