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EMAS HJ21A25UO EMAS RESET+KEY+1SIGNAL BOX.BUT. W THER.REL. CON. 10-15 A
EMAS HJ21A25UO enclosed DOL starter with 25 A contactor, 10.00-15.00 A thermal overload relay, rocker switch, reset button, pilot indicator and 220-230 V AC 50/60 Hz control voltage for industrial motor control.
£99.46
EMAS HJ21A25UO Contactor in Box with Thermal Relay 10.00-15.00A
Product Overview
The EMAS HJ21A25UO is an enclosed motor starter from the EMAS HJ Series, combining a 25A contactor with an integrated thermal overload relay for reliable motor switching and protection. Designed for industrial motor control applications, this compact starter includes a rocker switch, reset button, and pilot indicator for convenient local operation.
Featuring a 220-230V AC 50-60Hz operating voltage and an adjustable thermal protection range of 10.00A to 15.00A, the HJ21A25UO provides a complete solution for machinery, automation systems, pumps, and industrial electrical installations requiring dependable overload protection.
Key Features of the EMAS HJ21A25UO
- Manufacturer: EMAS
- Model: HJ21A25UO
- HJ Series enclosed contactor with thermal overload relay
- 25A contactor rating
- Thermal relay adjustment range: 10.00A-15.00A
- Operating voltage: 220-230V AC, 50-60Hz
- Includes rocker switch, reset button, and pilot indicator
- AC-3 motor switching category
- Temperature compensated thermal protection
- Compact enclosed design for industrial applications
Applications
The EMAS HJ21A25UO is suitable for industrial applications requiring reliable motor control and overload protection, including:
- Industrial automation systems
- Motor control panels
- Pumps and compressors
- Manufacturing machinery
- Production line equipment
- HVAC and ventilation systems
- Electrical control installations
Why Choose the EMAS HJ21A25UO?
The EMAS HJ21A25UO combines contactor switching, adjustable thermal overload protection, and local control functions into one compact enclosed starter. Its integrated design simplifies installation while providing reliable motor protection and convenient operation for industrial environments.
Technical Specifications
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| Current | 15 A | |
|---|---|---|
| Voltage | 230 V | |
| Phase | Three Phase | |
| IP Rating | IP30 | |
| Coil / Supply Voltage | 220 V AC, 230 V AC | |
| Series | HJ Series | |
| Product type | Enclosed DOL starter / contactor with thermal relay | |
| Contactor rating | 25 A | |
| Thermal relay range | 10.00-15.00 A | |
| Control voltage | 220-230 V AC | |
| Frequency | 50 / 60 Hz | |
| Usage category | AC-3 | |
| Short-circuit breaking capacity | Ics 50 kA | |
| Mechanical life | minimum 100,000 operations | |
| Electrical life | minimum 100,000 operations | |
| Operating frequency | 600 mechanical / 600 electrical operations per hour | |
| Protection rating | IP30 | |
| Operating temperature | -5 to +40 °C | |
| Pollution degree | 3 | |
| Cable section | 2.5 mm² | |
| Screw torque | 1.8 Nm | |
| Enclosure | With rocker switch, reset button and pilot indicator | |
| Application | Three-phase motor starting and protection |
Frequently Asked Questions
What is the EMAS HJ21A25UO used for?
The EMAS HJ21A25UO is used for starting, switching, and protecting electric motors in industrial automation and machinery applications.
What is the thermal relay range of the HJ21A25UO?
The thermal overload relay adjustment range is 10.00A to 15.00A.
What is the contactor rating of the EMAS HJ21A25UO?
The EMAS HJ21A25UO features a 25A contactor rating.
What controls are included with this motor starter?
The unit includes a rocker switch, reset button, and pilot indicator for convenient local operation.
