ABB XT4HU3150FYJ000XXX Molded Case Circuit Breaker
- 150A
- 3 Pole
- Unit Mount
Quantity
ABB XT4HU3150FYJ000XXX - 150A 3 Pole Molded Case Circuit Breaker
New
Quantity
Description
Part of the SACE Tmax XT family, this 150-amp molded case circuit breaker delivers advanced LSI electronic trip protection for commercial and industrial systems. It installs into ABB ReliaGear neXT panelboards and switchboards, serving as a modern replacement for legacy T4H 250 PR221DS-LS/I breakers. Rated for 150kA at 240VAC, the unit provides current-limiting performance, reverse feed capabilities, and adjustable thermal, short-time, and instantaneous trip settings for precise coordination.Specifications
| Brand | ABB |
|---|---|
| Series | XT4 |
| Amperage | 150A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC, 600VDC |
| Phase | 3 |
| AIC Rating | 150kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600VAC, 50kA @ 250VDC, 65kA @ 600VDC |
| Amperage Range | 60-150A |
|---|
| Frame Type | XT4N |
|---|---|
| Terminal Type | Lugs |
| For Use With | ABB ReliaGear neXT Panelboards, Switchboards |
| Wire Gauge | 4 AWG - 300 kcmil |
| Max Wire | 300 kcmil |
| Min Wire | 4 AWG |
| Trip Technology | Electronic Trip |
|---|---|
| Trip Function Code | LSI |
| Trip Function | Long-Time, Short-Time, Instantaneous |
| Trip Adjustability | Adjustable |
| Available Options | Auxiliary Switch, Shunt Trip, Undervoltage Release, Lug Kits, Motor Operator, Rotary Handle |
|---|---|
| Accessories | Front Terminals Included, Lugs Not Included |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CCC, CSA, cULus, IEC, KEMA, UL |
| Temp Rating | -25C to 70C |
| Construction Features | Current Limiting, Reverse Feed, 100% Rated, Double Insulation |
Product FAQs
6 answersWhat panelboards are compatible with the XT4HU3150FYJ000XXX?
It is designed for installation in ABB ReliaGear neXT panelboards and switchboards, where it can serve as a modern replacement for legacy T4H 250 PR221DS-LS/I breakers.
How does the LSI electronic trip unit function on this breaker?
The LSI electronic trip unit provides adjustable settings for Long-Time, Short-Time, and Instantaneous overcurrent protection. This allows panel builders to achieve precise coordination in commercial and industrial electrical systems.
Can the XT4HU3150FYJ000XXX be reverse fed?
Yes, this Tmax XT molded case circuit breaker supports reverse feed capabilities, allowing power to be supplied from either the top or bottom terminals without compromising its protection features.
What is the operating temperature range for the Tmax XT4 breaker?
The reference temperature for the electronic trip unit is +40 degrees Celsius, but the breaker can safely operate in ambient air temperatures ranging from -25 to +70 degrees Celsius.
Does this breaker provide double insulation?
Yes, the Tmax XT series features double insulation between the live power parts and the front of the apparatus. This prevents the risk of contact with live internal components during normal operation and maintenance.
Is the XT4HU3150FYJ000XXX a current limiting circuit breaker?
Yes. As part of the XT4H series, it is classified as a UL current limiting circuit breaker, which helps reduce peak current and specific let-through energy during a fault.
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