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ABB PHCT4301 (1STQ007844A0000) is a System pro E Power installation kit for compatible ABB T4 3-pole fixed moulded-case circuit breakers with horizontal installation arrangements in 600 mm wide low-voltage switchboards.
£131.29
The ABB PHCT4301 (1STQ007844A0000) is a dedicated T4 circuit breaker installation kit designed for integration with the ABB System pro E Power modular low-voltage switchboard system. Its authoritative product designation, T4 KIT 3P FIXED HOR.INST. W=600MM, identifies a mounting arrangement for compatible ABB T4 moulded-case circuit breakers in a 3-pole fixed configuration, with horizontal installation in a nominal 600 mm wide switchboard.
Designed for professional electrical panel builders, switchboard manufacturers and industrial electrical engineers, the PHCT4301 provides a model-specific installation solution for incorporating compatible ABB T4 circuit breakers into System pro E Power electrical distribution assemblies. Its designated configuration helps coordinate circuit breaker positioning, mechanical mounting and enclosure layout within the completed switchboard.
The ABB PHCT4301 T4 installation kit is particularly relevant where a fixed, three-pole T4 circuit breaker must be installed horizontally within a 600 mm nominal width switchboard configuration. Selecting the correctly specified mounting kit helps ensure that the breaker family, pole arrangement, installation type and enclosure configuration are appropriately matched during professional switchboard construction.
The ABB PHCT4301 installation kit supports the mechanical integration of compatible ABB T4 moulded-case circuit breakers into System pro E Power modular low-voltage switchboards. Correct circuit breaker mounting is an important aspect of switchboard construction because equipment positioning, electrical connections, operating access and required clearances must be coordinated within the enclosure.
A defining characteristic of the PHCT4301 is its fixed installation designation. In a fixed circuit breaker arrangement, the selected breaker is mounted in its designated installation position rather than using a plug-in or withdrawable connection system. The installation kit must therefore be matched to the intended fixed T4 configuration.
The kit is specifically designated for a 3-pole ABB T4 circuit breaker. This distinguishes the PHCT4301 from installation kits intended for four-pole breakers or other circuit breaker families. The appropriate breaker variant, rated current, breaking capacity and protective characteristics are determined by the separately selected ABB T4 circuit breaker, not by the installation kit.
The horizontal installation orientation is another important characteristic of the PHCT4301. The kit is intended for the designated horizontal arrangement, and installers should verify the circuit breaker's permitted mounting orientation, terminal connection layout, operating access and required clearances against the applicable ABB technical documentation.
The PHCT4301 is designed for a 600 mm nominal switchboard width. This dimension identifies the intended System pro E Power enclosure configuration rather than the physical width of the circuit breaker or installation kit. The remaining enclosure dimensions, internal equipment layout and any additional mounting requirements must also be considered during switchboard design.
The ABB System pro E Power platform supports modular low-voltage electrical distribution assemblies used in industrial, commercial and infrastructure applications. Its enclosure architecture allows compatible structural components, circuit breaker installation accessories, protective panels and other equipment to be combined according to the requirements of the electrical installation.
The PHCT4301 should be selected as part of a coordinated switchboard design. Before installation, panel builders should confirm the specific ABB T4 breaker variant, three-pole configuration, fixed mounting arrangement, enclosure width and any associated operating accessories against ABB's applicable assembly instructions. The product designation establishes the intended configuration but does not independently confirm compatibility with every T4 variant.
As a mechanical circuit breaker installation accessory, the PHCT4301 does not independently provide overcurrent protection, short-circuit protection, switching or electrical isolation. These functions depend on the selected ABB T4 circuit breaker and the completed electrical assembly. The product designation also does not confirm that the circuit breaker, operating mechanism or additional electrical connection accessories are included in the kit.
| Product series | System pro E Power |
|---|---|
| ABB order code | 1STQ007844A0000 |
| Product designation | T4 KIT 3P FIXED HOR.INST. W=600MM |
| Product type | Circuit breaker installation kit |
| Product category | Switchboard installation and mounting accessories |
| Compatible circuit breaker family | ABB T4 |
| Compatible pole configuration | 3P |
| Circuit breaker installation type | Fixed |
| Installation orientation | Horizontal |
| Nominal switchboard width | 600 mm |
| Compatible enclosure system | ABB System pro E Power |
| Primary function | Mechanical installation of a compatible T4 fixed circuit breaker arrangement |
| Application | Modular low-voltage electrical distribution switchboards |
| Breaker electrical ratings | Determined by the selected compatible ABB T4 circuit breaker |
| Operating mechanism | Dependent on the selected compatible T4 breaker and accessories |
| Mounting requirements | Subject to applicable ABB circuit breaker and switchboard assembly instructions |
| Product classification | Modular switchboard equipment installation accessory |
The ABB PHCT4301 is an installation kit for mounting compatible ABB T4 moulded-case circuit breakers in System pro E Power low-voltage switchboards. It is specified for a 3-pole fixed configuration, horizontal installation and a nominal switchboard width of 600 mm.
The PHCT4301 is designated for the ABB T4 circuit breaker family in a 3-pole fixed configuration. Compatibility with a specific T4 breaker variant, associated operating accessories and the intended switchboard structure should be confirmed against the applicable ABB technical documentation.
3P identifies a three-pole circuit breaker configuration. FIXED identifies a mounting arrangement that does not use a plug-in or withdrawable installation configuration, while HOR.INST. identifies the intended horizontal installation orientation. Together, these terms describe the designated mounting arrangement for compatible ABB T4 circuit breakers.
Both products are System pro E Power installation kits for fixed circuit breaker arrangements with horizontal installation in 600 mm nominal width switchboards. The PHCT4301 (1STQ007844A0000) is designated for a 3-pole ABB T4 circuit breaker, whereas the PHCX4401 (1STQ007822A0000) is designated for 3-pole or 4-pole ABB XT4 circuit breakers. The T4 and XT4 families are different, so these installation kits should not be treated as interchangeable.
The ABB PHCT4301 is identified as a T4 installation kit. Its product designation does not confirm that the circuit breaker, operating mechanism or additional electrical connection accessories are included. The exact supplied components should be checked against the official ABB kit contents before ordering or installation.
ABB System pro E Power installation accessories support the professional construction of modular low-voltage electrical distribution switchboards. The ABB PHCT4301 T4 installation kit provides a designated mounting solution for compatible 3-pole fixed ABB T4 circuit breakers requiring horizontal installation within a 600 mm nominal width switchboard configuration, helping panel builders coordinate equipment positioning and enclosure compatibility.
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