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Mersen P211981 D02 screw cap manufactured from synthetic insulating material, featuring an E18 thread and integrated testing hole for compatible D0 fuse systems.
The Mersen P211981 is a reliable D02 screw cap with an integrated testing hole, designed for use with compatible Mersen D0 fuse-system components in low-voltage electrical distribution equipment. It provides a secure interface for retaining the fuse link and associated adaptor components within a suitable D02 fuse base.
Manufactured from durable synthetic insulating material, the P211981 helps provide safe handling and dependable electrical insulation when installed correctly. Its screw-fit design allows the fuse assembly to be securely closed while still enabling straightforward access during inspection, testing or fuse-link replacement.
The integrated testing hole allows authorised personnel to carry out electrical checks without unnecessarily dismantling the complete fuse assembly. Designed for the D02 fuse size and an E18 threaded connection, this accessory is suitable for low-voltage distribution boards, control panels and industrial electrical installations using the Mersen D0 fuse system.
D0 fuse systems are commonly installed in low-voltage distribution equipment where compact overcurrent protection and straightforward fuse-link replacement are required. The screw cap forms an important part of the assembly by securely holding the fuse link and gauge-related components within the fuse base.
The testing hole incorporated into the Mersen P211981 allows suitable test equipment to be used for checking circuit conditions while the cap remains installed. This supports efficient inspection and maintenance while helping reduce unnecessary disturbance of the fuse assembly.
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| Device Type | Fuse base / holder | |
|---|---|---|
| Fuse Type | D / D0 (Neozed/Diazed) | |
| Fuse Size | D02 | |
| Manufacturer | Mersen | |
| Model | P211981 | |
| Product type | Fuse-holder accessory / screw cap | |
| Fuse system | D0 | |
| Fuse size | D02 | |
| Thread size | E18 | |
| Cap material | Synthetic insulating material | |
| Testing facility | Integrated testing hole | |
| Mounting method | Screw fitting | |
| Application | Low-voltage fuse bases and distribution equipment | |
| Unit of supply | Individual accessory | |
| RoHS status | Compliant |
The Mersen P211981 is a screw cap used to secure compatible D02 fuse components within a suitable D0 fuse base.
The P211981 is designed for use with compatible D02 fuse-system components.
The Mersen P211981 uses an E18 threaded connection for installation on a compatible fuse base.
The testing hole provides access for suitable electrical test equipment, allowing authorised personnel to check circuit conditions without completely removing the screw cap.
No. The P211981 is an individual screw-cap accessory and must be used with a compatible D02 fuse base, fuse link and any other required system components.
Mersen D0 fuse-system components are widely used in low-voltage distribution equipment where dependable circuit protection, secure fuse retention and straightforward maintenance are required.
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