Designed for robust power distribution, the ABB XT1HU3030AFF000XXX is a 3-pole, 30A unit mount molded case circuit breaker. It features a fixed thermal-magnetic trip unit for precise long-time and instantaneous (LI) protection in industrial environments. This XT1 frame breaker is engineered for compatibility with ABB ReliaGear NeXT panelboards and ReliaGear SB switchboards. It acts as an exact substitute for the T1H030TL. Lugs are not included. The unit boasts a 65kAIC rating at 480VAC.
ABB ReliaGear NeXT Panelboards, ReliaGear SB Switchboards
Protection and operation
Trip Technology
Thermal Magnetic
Trip Function Code
LI
Trip Function
Long-Time, Instantaneous
Trip Adjustability
Fixed Thermal, Fixed Magnetic
Standards and features
Available Options
Shunt Trip, Auxiliary Switch, Undervoltage Release, Motor Operator, Padlock Attachment
Accessories
Lugs Not Included
Standards
CSA C22.2 No. 5, IEC 60947-2, UL 489
Approval
CE, CSA, cULus, IEC, UL
Temp Rating
-25C to 70C
Construction Features
HACR Rated, Reverse Feed, Double Insulated
Product FAQs
7 answers
Which panelboards are compatible with the XT1HU3030AFF000XXX circuit breaker?
This breaker is designed for use in ABB ReliaGear NeXT panelboards and ReliaGear SB switchboards.
Does the XT1HU3030AFF000XXX require a separate mounting kit for ReliaGear NeXT panelboards?
Yes, when installing XT1 frame breakers in ReliaGear NeXT panelboards, specific mounting brackets are required. You will need brackets like the SR1XBF for a single breaker, SR2XBF for two adjacent breakers, or SR5XBF for five adjacent breakers.
Can the XT1HU3030AFF000XXX be used in DC power applications?
Yes, this thermal magnetic breaker is rated for DC applications up to 250VDC with an interrupting capacity of 50kA.
Are the trip settings adjustable on the XT1HU3030AFF000XXX?
No, this breaker features a fixed thermal and fixed magnetic trip unit. The long-time and instantaneous trip thresholds cannot be adjusted in the field.
What does the H signify in the XT1HU3030AFF000XXX catalog number?
In the ABB Tmax XT nomenclature, the H indicates a High interrupting rating, which provides 65kAIC at 480VAC.
What do the FF letters mean in the XT1HU3030AFF000XXX part number?
The FF designates that this is a fixed version breaker equipped with front terminals.
What does the U stand for in the XT1HU3030AFF000XXX part number?
The U indicates that the breaker is certified to UL and CSA standards for use in North American applications.
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