Description
ABB TA80 DU THERMAL OVERLOAD RELAY (NEW OPEN BOX)
ABB
TA80 DU
TA80DU-63
THERMAL OVERLOAD RELAY
45-63 A
1SAZ331201R1005
EN/IEC 60947-4-1/-5-1
TRIP CLASS 10A/UI=690V
MADE IN CZECH REPUBLIC
REF.NO: FKM052
The ABB TA80 DU thermal overload relay (TA80DU-63) is a high-performance motor protection device designed to safeguard electric motors against sustained overload conditions. With an adjustable current range of 45–63 A, Trip Class 10A, and a rated insulation voltage of 690V, this relay is engineered for demanding industrial and marine electrical systems. Onboard vessels, thermal overload relays are critical for protecting motors driving essential machinery such as pumps, fans, compressors, and winch systems, preventing costly burnouts and ensuring continuous, safe operation at sea.
Key Features
✓ Adjustable thermal overload protection range: 45–63 A for flexible motor matching
✓ Trip Class 10A ensuring rapid and reliable disconnection under overload conditions
✓ Rated insulation voltage UI = 690V, suitable for marine and industrial power distribution
✓ Compliant with EN/IEC 60947-4-1/-5-1 international switchgear standards
✓ ABB quality manufacturing — robust construction for harsh marine environments
Marine Applications
Protection of seawater cooling pump motors in engine room motor control centres
Overload safeguarding for ventilation fan motors in cargo holds and accommodation spaces
Motor protection for hydraulic power pack drives on deck machinery and steering gear
Integration into fire pump and bilge pump starter panels for critical safety circuits
Thermal protection of compressor motors in refrigeration and HVAC plant onboard
Why Marine Engineers Choose
Marine engineers rely on ABB TA80 DU thermal overload relays for their proven reliability, wide adjustment range, and compliance with international standards — ensuring dependable motor protection across the full spectrum of onboard electrical systems, even under the demanding conditions of continuous sea service.
Ideal For
Bulk carriers, container vessels, tankers, offshore supply vessels, cruise ships, ferries, naval vessels, FPSOs, and any commercial or industrial marine installation requiring dependable motor overload protection in compliance with classification society requirements.
Technical Support & Compliance
We provide complete technical solutions including remote troubleshooting, onboard support, testing and commissioning, repair, retrofit and upgrade services, and full integration support for motor control systems. To confirm compatibility with your specific installation, please share motor nameplate photos, existing relay part numbers, wiring diagrams or drawings, system model and version details, vessel name and IMO number, and project scope. All specifications and compatibility are subject to confirmation based on the information provided.
