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ABB XT4L 160 3 pole Low MCCB Fixed Thermal/Adjustable Magnetic Release In=20A Ii=300A
ABB 1SDA068366R1 XT4L 160 TMD 20-300 3p F F moulded case circuit breaker, a fixed three-pole 20 A MCCB with front terminals and thermomagnetic release for low-voltage circuit protection.
£750.83
Why Choose the ABB 1SDA068366R1 XT4L 160 TMD MCCB?
The ABB 1SDA068366R1 is a high-performance SACE Tmax XT moulded case circuit breaker (MCCB) designed for dependable low-voltage circuit protection in industrial, commercial and panel-building applications. Also identified as XT4L 160 TMD 20-300 3p F F, this ABB circuit breaker combines a fixed three-pole format with front terminals and a thermomagnetic release for reliable overload and short-circuit protection.
Part of the trusted ABB Tmax XT series, this MCCB is engineered for installations requiring high breaking capacity, compact panel design and dependable switching performance. Its fixed mounting format and front terminal configuration support straightforward integration into distribution boards, switchboards and electrical control panels.
With a rated current of 20 A, an XT4L 160 frame and a three-pole configuration, the 1SDA068366R1 is suited to three-phase low-voltage distribution systems. The TMD thermomagnetic trip unit provides protection with a 20-300 A release range, helping safeguard circuits and connected equipment against overloads and fault currents.
Key Advantages
- High-performance ABB Tmax XT moulded case circuit breaker for low-voltage distribution.
- 20 A rated current for smaller industrial and commercial electrical circuits.
- Three-pole configuration for three-phase power distribution.
- TMD thermomagnetic release for overload and short-circuit protection.
- Fixed MCCB design with front terminals for efficient switchboard installation.
- XT4L short-circuit performance level for demanding installations.
Key Features
- ABB SACE Tmax XT series.
- XT4L 160 frame size.
- 20 A rated current.
- Three-pole MCCB construction.
- TMD thermomagnetic trip unit.
- 20-300 A release setting range.
- Fixed mounting format.
- Front terminal connection for panels and switchboards.
Reliable Circuit Protection for Low-Voltage Distribution
Moulded case circuit breakers such as the ABB 1SDA068366R1 are used to protect electrical circuits from excessive current, helping reduce the risk of equipment damage, unplanned downtime and unsafe fault conditions. The thermomagnetic release provides dependable overload protection together with short-circuit tripping for demanding installations.
The ABB Tmax XT range is widely used by panel builders, electrical contractors and maintenance engineers. Its compact construction, strong switching performance and flexible accessory platform make it suitable for modern distribution systems, machinery supply circuits and industrial control panels.
Typical Applications
- Low-voltage electrical distribution boards.
- Industrial switchboards and control panels.
- Commercial building power distribution.
- Machinery and equipment supply circuits.
- Motor control centres and panel boards.
- Three-phase installations requiring compact MCCB protection.
Technical Specifications
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| Mounting Type | Fixed | |
|---|---|---|
| Application | Power distribution | |
| Current | 20 A | |
| Phase | Three Phase | |
| Poles | 3-pole | |
| Device Type | MCCB | |
| Trip Unit | Thermal-magnetic | |
| Manufacturer | ABB | |
| Series | SACE Tmax XT | |
| Model | XT4L 160 TMD 20-300 3p F F | |
| Product ID | 1SDA068366R1 | |
| Product type | Moulded case circuit breaker | |
| Frame size | XT4 | |
| Frame rating | 160 A | |
| Rated current | 20 A | |
| Number of poles | 3 pole | |
| Trip unit | TMD thermomagnetic release | |
| Release range | 20-300 A | |
| Rated instantaneous short-circuit current setting | 300 A | |
| Mounting type | Fixed | |
| Terminal type | Front terminals | |
| Rated operational voltage | up to 690 V AC | |
| Rated insulation voltage | 1000 V | |
| Rated impulse withstand voltage | 8 kV | |
| Short-circuit performance level | L | |
| Standards | IEC 60947-2 | |
| Dimensions (W × H × D) | approx. 105 × 160 × 82.5 mm | |
| Weight | approx. 2.5 kg | |
| EAN | 8015644022723 | |
| HS Code | 85362090 | |
| Country of Manufacture | Italy |
Frequently Asked Questions
What is the ABB 1SDA068366R1 used for?
The ABB 1SDA068366R1 is used for low-voltage circuit protection in distribution boards, switchboards, control panels and industrial electrical installations.
What type of circuit breaker is the 1SDA068366R1?
It is an ABB SACE Tmax XT moulded case circuit breaker with an XT4L 160 frame and a TMD thermomagnetic trip unit.
What is the current rating of this MCCB?
The breaker has a rated current of 20 A with an XT4 frame rating of 160 A.
How many poles does the ABB 1SDA068366R1 have?
This model is a three-pole MCCB, making it suitable for three-phase low-voltage distribution applications.
What terminals does this circuit breaker use?
The ABB 1SDA068366R1 is supplied in a fixed configuration with front terminals for straightforward installation in panels and switchboards.
Trusted by Electrical Professionals Worldwide
ABB SACE Tmax XT moulded case circuit breakers are widely used by panel builders, contractors and maintenance engineers for reliable low-voltage protection, compact installation and dependable switching performance.
