The production programme of MULTIBLOC® series 4a.ST8 – 1250 A comprises NH fuse switch disconnectors for 1250A.
They are designed for bottom fitting/panel installation and are available in single pole and triple pole units.
MULTIBLOC® size 4a are designed for NH fuse-links in accordance with IEC/EN 60269-2, VDE 0636-2, size 4a, 1250A.
MULTIBLOC® offers the user the possibility of fast and easy installation as well as a high degree of security during installation and maintenance.
Brand: MULTIBLOC®
Add to QuoteItem Number | V1023081 |
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EAN UPC Code | 4027597028749 |
GTIN Sell Pack | 34027597028740 |
Applications |
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Approvals Standards |
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Brand Name | Mersen |
Country Of Origin | DE |
Degree Of Protection Ip | IP 20 |
Features Benefits |
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Frequency HZ | 50 ... 60 Hz Hz |
Product Line | MULTIBLOC® 4a.ST8 , Size 4a, 400VAC, 1250A, Design for Bottom Fitting, 1-, 3-pole |
Product Brand | MULTIBLOC® |
Product Family | IEC Fuse Switch Disconnectors |
Product Group | IEC Fuse Switch Disconnectors |
Product Type | NH Fuse Switch Disconnector |
Conventional Free Air Thermal Current - Solid Links | 1500 A |
Conventional Free Air Thermal Current With Fuse-links Ith | 1250 A |
Degree Of Pollution | 3 |
Fuse Size | 4a |
Installation Mounting | Bottom Fitting/panel |
Max Power Dissipation Of Fuse Links Pn | 115 W |
Max Power Dissipation Of Solid Links Pn | 42 W |
Number Of Poles | 3-Pole |
Power Dissipation By Ith Without Fuse-links | 180 W |
Power Dissipation Without Solid Links | 180 W |
Product Height | 12.99 in |
Product Length | 9.17 in |
Product Weight | 27.558 lb |
Product Width | 14.88 in |
Rated Duty | uninterrupted duty |
Rated Impulse Withstand Voltage | 8 kV |
Rated Insulation Voltage | 800 V |
Rated Short Circuit Making Capacity With Solid Links ICM | 100 kA |
Rated Sc Withstand | 50 kA / 1 s |
Sell Pack Description | Box |
Sell Pack Height | 11.42 in |
Sell Pack Length | 15.75 in |
Sell Pack Width | 15.75 in |
Sell Pack Quantity | 1 EACH |
Sell Pack Weight | 27.558 lb |
Switchability | 1-,3-pole switching |
Utilization Category | AC 22 B @ Ue = AC 400 V; Ie = 1250 A |
Utilization Category 2 | DC 20 B @ Ue = DC 1000 V; Ie = 1250 A (with solid links) |
Catalogue No | 1.000.089 |
Design Details | single pole switching |
Design Details | single pole switching |
Item Description | MB4a 1250A 3P 1.000.089 |
Minimum Quantity Per Order | 1 |
Order Multiple | 1 |
Rated Voltage AC IEC | 400 V |
Short Description | MULTIBLOC size 4a / 1250A, 3-pole M16 terminal screws, single pole switching |
Design Details | single pole switching |
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