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1sda062799r1 t7h 1000 pr332/p lsig in=1000a 4 pole abb mccb
ABB 1SDA062799R1 Tmax T7H 1000 moulded case circuit breaker with PR332/P LSIG electronic release, 1000 A rated current, four poles, fixed front terminals and rated operational voltage up to 690 V AC.
£8,473.86
Why Choose the ABB 1SDA062799R1 Tmax T7H Moulded Case Circuit Breaker?
The ABB 1SDA062799R1 is a high-capacity Tmax T7H moulded case circuit breaker (MCCB) designed for dependable protection in industrial power distribution, commercial electrical systems and demanding low voltage installations. As part of the trusted ABB SACE Tmax T series, it provides robust circuit protection with advanced electronic trip functionality and high breaking performance.
This breaker is supplied as a fixed four-pole MCCB with front terminals, a stored energy operating mechanism and a PR332/P LSIG electronic release. The LSIG protection functions provide adjustable long-time, short-time, instantaneous and ground fault protection, supporting improved selectivity and enhanced safety across complex electrical networks.
With a rated current of 1000 A and rated operational voltage up to 690 V AC, the ABB 1SDA062799R1 is suitable for main incoming feeders, transformer protection, generator protection and heavy-duty switchboard applications. Its four-pole configuration enables complete isolation of three-phase and neutral conductors in critical power systems.
Key Advantages
- High-performance ABB Tmax T7H moulded case circuit breaker.
- 1000 A rated current for demanding distribution systems.
- Four-pole configuration for three-phase and neutral isolation.
- PR332/P LSIG electronic trip unit with ground fault protection.
- Fixed version with front terminal connections.
- Stored energy operating mechanism for reliable switching.
- High short-circuit breaking capacity for critical low voltage networks.
Key Features
- ABB SACE Tmax T series.
- T7H 1000 frame size.
- 1000 A rated uninterrupted current.
- Four-pole MCCB design.
- PR332/P LSIG electronic release.
- Rated operational voltage up to 690 V AC.
- Rated insulation voltage 1000 V.
- Rated impulse withstand voltage 8 kV.
- Fixed circuit breaker with front terminals.
- Suitable for transformer, generator and installation protection.
Reliable Protection for Industrial Power Distribution
Moulded case circuit breakers such as the ABB Tmax T7H protect electrical installations by interrupting overload and short-circuit faults before they can damage equipment or compromise operational safety. The integrated electronic release provides accurate tripping performance and helps improve coordination between upstream and downstream protection devices.
The PR332/P LSIG release adds ground fault protection alongside long-time, short-time and instantaneous protection functions. This makes the ABB 1SDA062799R1 a strong choice for main distribution boards, industrial switchgear and installations where reliable fault detection and system selectivity are essential.
Typical Applications
- Main low voltage switchboards.
- Industrial power distribution systems.
- Transformer protection and feeder circuits.
- Generator protection and changeover systems.
- Commercial building electrical distribution.
- Motor control centres and process plant panels.
- Infrastructure, utilities and heavy industrial installations.
Technical Specifications
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| Current | 1000 A | |
|---|---|---|
| Phase | Three Phase | |
| Poles | 4-pole | |
| Device Type | MCCB | |
| Breaking Capacity | 70 kA | |
| Trip Unit | Electronic | |
| Manufacturer | ABB | |
| Series | SACE Tmax T | |
| Model | T7H 1000 PR332/P LSIG In=1000A 4p F F M | |
| Product code | 1SDA062799R1 | |
| EAN | 8015644653484 | |
| Product type | Moulded Case Circuit Breaker | |
| Breaker type | Automatic circuit breaker | |
| Rated current | 1000 A | |
| Rated uninterrupted current | 1000 A | |
| Number of poles | 4P | |
| Release | PR332/P LSIG | |
| Release type | Electronic | |
| Rated operational voltage | 690 V AC | |
| Rated insulation voltage | 1000 V | |
| Rated impulse withstand voltage | 8 kV | |
| Short-circuit performance level | H | |
| Rated ultimate breaking capacity | 70 kA at 415 V AC | |
| Rated service breaking capacity | 70 kA at 415 V AC | |
| Rated short-time withstand current | 20 kA for 1 s | |
| Terminal connection | Fixed front terminals | |
| Operating mechanism | Stored energy mechanism | |
| Standards | IEC | |
| Product net width | 280 mm | |
| Product net height | 268 mm | |
| Product net depth | 178 mm | |
| Product net weight | 14 kg |
Frequently Asked Questions
What is the ABB 1SDA062799R1 used for?
The ABB 1SDA062799R1 is used to protect low voltage electrical distribution systems against overloads, short circuits and ground faults in industrial, commercial and infrastructure applications.
What is the rated current of this MCCB?
This ABB Tmax T7H moulded case circuit breaker has a rated current of 1000 A.
What trip unit is fitted to the ABB 1SDA062799R1?
The breaker is fitted with a PR332/P LSIG electronic release, providing long-time, short-time, instantaneous and ground fault protection functions.
How many poles does the ABB 1SDA062799R1 have?
The ABB 1SDA062799R1 is a four-pole moulded case circuit breaker suitable for three-phase and neutral switching applications.
What type of terminals does this breaker use?
This model is a fixed circuit breaker supplied with front terminal connections for switchboard and panel installation.
Trusted by Electrical Engineers Worldwide
ABB Tmax moulded case circuit breakers are widely trusted by panel builders, electrical contractors and industrial engineers for dependable protection, high breaking performance and long-term reliability in demanding power distribution systems.
