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Reliable NH fuse-switch disconnector designed for 185mm bus bar systems, 3×1-pole switching, 160A rating, with M8 screw terminals and cover shroud MZ00KH.
£119.30
The Mersen Y228756, catalogue number M01N0G, is a high-performance NH vertical fuse switch disconnector designed for safe switching, isolation and circuit protection in industrial low-voltage distribution systems. As part of the Mersen MULTIVERT® 160 A series, it combines three individually switched poles in a compact assembly for direct installation onto standard 185 mm busbar systems.
Designed for NH00 fuse links, the Y228756 provides dependable on-load switching in accordance with IEC 60947-3 while supporting fuse links manufactured to IEC/EN 60269-2 and VDE 0636-2. Its modular construction helps panel builders create efficient distribution assemblies with straightforward installation, accessible maintenance and a high degree of operational protection.
With a rated current of 160 A, a rated operating voltage of up to 690 V AC and an 80 kA short-circuit current rating at 500 V AC, this fuse switch disconnector is suitable for demanding switchboards, feeder pillars, distribution cabinets and incoming power systems. The integrated M8 screw terminal connection supports secure conductor termination in commercial and industrial installations.
NH fuse switch disconnectors combine fuse-based overcurrent protection with a manual switching and isolation function. This allows electrical circuits to be safely connected, disconnected and isolated while compatible NH fuse links protect cables and equipment against overloads and short circuits.
The Mersen MULTIVERT® system is designed for modular installation on 185 mm busbars. Its symmetrical construction supports flexible top or bottom cable connection, while the individually operated switch covers allow each pole to be controlled separately during installation, servicing and fault isolation.
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| Mounting Type | Busbar system 185 mm | |
|---|---|---|
| Current | 160 A | |
| Phase | Three Phase | |
| Poles | 3-pole | |
| Device Type | Fuse switch disconnector | |
| Voltage | 690 V | |
| Item number | Y228756 | |
| Catalogue No | M01N0G | |
| Description | NH fuse-switch disconnector MULTIVERT® Size 00 160A 3x1-Pole switching Bus bar system 185mm Screw M8 | |
| EAN/UPC Code | 4027597023140 | |
| Frequency (Hz) | 50 ... 60 Hz | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 160 A | |
| Utilization Category | AC 22 B @ Ue = AC 400 V; Ie = 160 A AC 20 B @ Ue = AC 690 V; Ie = 160 A | |
| Switchability | 3x1-pole switching | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Short Circuit Current Rating (SCCR) | 80kA@Ue = AC 500 V; Ie = 160 A | |
| Fuse Size | 00 | |
| Design Details | with cover shroud MZ00KH | |
| Number of Poles | 3-Pole | |
| Degree of Pollution | 3 | |
| Rated Impulse Withstand Voltage | 4 kV | |
| Rated Insulation Voltage | 1000 V | |
| Rated SC Withstand | 4.2 kA / 1 s | |
| Max Power dissipation of Fuse Links Pn | 12 W | |
| Max Power dissipation of Solid Links Pn | 1.2 W | |
| Power Dissipation by Ith without Fuse-Links | 22 W | |
| Power Dissipation by Ith without Solid Links | 34 W | |
| Rated short circuit making capacity with solid links Icm | 6.3 kA | |
| Installation Mounting | Bus bar system 185 mm | |
| Product Width | 50 mm | |
| Product Length | 120 mm | |
| Product Height | 664 mm | |
| Sell Pack Quantity | 1 EA | |
| Sell Pack Weight | 1.9 kg | |
| Sell Pack Width | 130 mm | |
| Sell Pack Length | 680 mm | |
| Sell Pack Height | 55 mm | |
| Product group | IEC Fuse Switch Disconnectors | |
| Conventional Free Air thermal Current With Fuse-Links Ith | 160 A | |
| Product Weight | 1.9 kg | |
| Conventional Free Air thermal Current - Solid Links | 200 A | |
| HS Code | 85365080 | |
| Country of Manufacture | Hungary |
The Mersen Y228756 is used to switch, isolate and protect three low-voltage electrical circuits within industrial and commercial power distribution systems.
The fuse switch disconnector is designed for NH00 fuse links with ratings up to 160 A.
The Y228756 has a rated operating voltage of up to 690 V AC and a rated insulation voltage of 1000 V.
The unit is designed for direct installation onto a standard 185 mm busbar system in a three-pole arrangement.
Yes. The Y228756 uses a 3 × 1-pole switching configuration, allowing each pole to be operated individually.
Mersen MULTIVERT® fuse switch disconnectors are widely used by panel builders, electrical engineers and infrastructure operators to provide reliable circuit protection, safe isolation and efficient busbar-mounted power distribution.