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OS315TPN-A ABB 315A 3P+N Steel Enclosed Switch Fuse IP65
ABB OS315TPN-A is a 315 A 3P+N enclosed switch fuse with an IP65 steel enclosure, detachable neutral link and BS88 B1–B4 fuse compatibility for reliable low-voltage switching, isolation and fused protection.
£1,135.25
Why Choose the ABB OS315TPN-A 315A 3P+N Enclosed Switch Fuse?
The ABB OS315TPN-A is a robust 315 A 3P+N enclosed switch fuse designed for reliable switching, isolation and fused protection in low-voltage industrial and commercial electrical distribution systems. Part of ABB's Metal Enclosed (Loadbreak) product group and OS switch fuse range, it combines dependable load switching with fuse protection inside a durable steel enclosure.
The OS315TPN-A provides a practical means of isolating electrical circuits while incorporating fuse protection for downstream equipment, cables and distribution systems. Its IP65 steel enclosure provides protection against dust and water ingress, while the RAL 7035 finish offers a durable appearance suited to demanding electrical installations.
Rated at 315 A, the OS315TPN-A features a three-pole switch with detachable neutral link and accepts BS88 B1–B4 fuse sizes. Its enclosed construction includes top and bottom removable gland plates, a hinged door with double-bit lock and a padlockable pistol-grip operating handle, providing a practical solution for secure electrical isolation and power distribution.
Key Advantages
- Heavy-duty 315 A enclosed switch fuse for low-voltage distribution applications.
- 3P+N configuration with detachable neutral link.
- Durable IP65 steel enclosure for protection against dust and water ingress.
- Compatible with BS88 B1–B4 fuse sizes.
- Padlockable pistol-grip handle supports secure electrical isolation procedures.
- Hinged enclosure door with double-bit lock for controlled access.
- Top and bottom removable gland plates simplify cable entry and installation.
- Surface-mounting design suited to industrial and commercial electrical systems.
Key Features
- ABB OS enclosed switch fuse.
- 315 A rated current.
- 3P+N configuration with detachable neutral link.
- IP65 steel enclosure.
- BS88 B1–B4 fuse compatibility.
- 160 kW AC-23 rating at 400 V.
- 220 kW AC-23 rating at 500 V.
- 220 kW AC-23 rating at 690 V.
- Padlockable pistol-grip operating handle.
- Hinged door with double-bit lock.
- Top and bottom removable gland plates for convenient cable entry.
- Compact surface-mounted metal enclosure for industrial power distribution.
Reliable Switching, Isolation and Fuse Protection
Enclosed switch fuses such as the ABB OS315TPN-A combine load switching, circuit isolation and fuse protection within a single assembly. This enables electrical circuits to be disconnected for maintenance or servicing while correctly selected fuse links provide protection for downstream cables and equipment against overcurrent and short-circuit conditions.
The OS315TPN-A is designed around practical industrial installation requirements. Its steel enclosure, lockable hinged door and padlockable operating handle provide a secure switching solution, while the detachable neutral link and removable gland plates simplify integration into three-phase distribution systems requiring a neutral connection.
Typical Applications
- Industrial low-voltage power distribution systems.
- Main and local electrical isolation.
- Three-phase and neutral distribution circuits.
- Machinery and production equipment supplies.
- Motor and cable protection circuits.
- Commercial and industrial switchgear installations.
- Distribution boards and electrical control systems.
Technical Specifications
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| Mounting Type | Base / panel | |
|---|---|---|
| Series | OS Switch Fuses | |
| Product group | 311019-Metal Enclosed (Loadbreak) | |
| Model / order code | OS315TPN-A | |
| Product type | Enclosed switch fuse | |
| Rated current | 315 A | |
| Configuration | 3P+N | |
| Neutral | Detachable neutral link | |
| Enclosure material | Steel | |
| Enclosure colour | RAL 7035 | |
| Protection rating | IP65 | |
| Fuse type | BS88 B1–B4 | |
| AC-23 rating at 400 V | 160 kW | |
| AC-23 rating at 500 V | 220 kW | |
| AC-23 rating at 690 V | 220 kW | |
| Operational voltage | 500 V | |
| Mounting type | Surface mounting | |
| Operating handle | Padlockable pistol grip | |
| Door | Hinged with double-bit lock | |
| Cable entry | Top and bottom removable gland plates | |
| Dimensions (H × W × D) | 600 × 400 × 250 mm |
Frequently Asked Questions
What is the ABB OS315TPN-A used for?
The ABB OS315TPN-A is a 315 A enclosed switch fuse used for load switching, electrical isolation and fused protection in low-voltage industrial and commercial distribution systems.
What is the current rating of the OS315TPN-A?
The OS315TPN-A has a rated current of 315 A.
What pole configuration does the ABB OS315TPN-A have?
The OS315TPN-A has a 3P+N configuration, comprising three switched poles together with a detachable neutral link.
What fuse sizes does the ABB OS315TPN-A accept?
The OS315TPN-A is designed to accept BS88 B1–B4 fuse sizes.
What protection rating does the OS315TPN-A enclosure provide?
The steel enclosure has an IP65 protection rating, providing a high level of protection against dust and water ingress for suitable installations.
ABB Switching and Isolation for Industrial Power Distribution
ABB OS enclosed switch fuses are designed to provide dependable switching, isolation and fuse protection for low-voltage electrical systems, combining robust enclosed construction with practical features for industrial power distribution and machinery installations.
