Noark | Mini Circuit Breaker, Busbar Bottom Feeder | FD50UL

Name: Noark | Mini Circuit Breaker, Busbar Bottom Feeder | FD50UL
Brand: Noark Electric
SKU: FD50UL
Price: 10.48 USD
Availability: InStock

Mfr. Part #: FD50UL

Ships same day with standard 2-day shipping if ordered M-F before 3PM PT.

Pickup Available at Livermore

ID #: 178808

Description
Features
Specifications
Resources

NOARK FD50UL bottom feed comb bus bar terminal, UL 489 rated, 63A capacity, DIN-rail mount for reliable circuit protection and distribution.
Key Features:
- Accommodates 1–3 poles with 50 mm² cross-sectional area
- Bottom feed design for comb bus bars
- Compatible with UL 489 listed miniature circuit breakers, up to 63 A
- Standard DIN-rail mounting (35 mm) for circuit breaker installation
- High interrupting capacity: 10 kA at 480Y/277 VAC and 10 kA at 125 VDC
- Trip-free mechanism prevents holding the breaker ON to defeat trip
- Captive screws to prevent loss during installation
- Supports field-installable shunt trip and auxiliary switch
- Provisions for ring tongue terminals for reliable connections
- Narrow module width of approximately 0.71 in (18 mm) per pole
- Contact position indicator (red/green) and lockable ON/OFF toggle

Typical Applications:
- Branch circuit protection systems
- Convenience receptacle circuits (internal and external)
- Motor control circuits
- Load circuits exiting equipment
- HVACR equipment, internal and external
- PLC I/O modules and control panels
- Power supplies and conditioners
- Control instrumentation, relay arrays, UPS systems

FD50UL Specifications
Product Type	Bottom Feed Comb Bus Bar Terminal (UL 489)
Manufacturer	NOARK
Poles	1–3
Cross-sectional Area	50 mm²
Rated Current	Up to 63 A
Interrupting Capacity	10 kA @ 480Y/277 VAC, 10 kA @ 125 VDC
Mounting	Standard 35 mm DIN-rail
Features	Bottom feed design Trip-free mechanism Captive screws Field-installable shunt trip & auxiliary switch Provisions for ring tongue terminals Narrow module width (18 mm per pole) Contact position indicator (Red/Green) Lockable ON/OFF toggle
Typical Applications	Branch circuit protection Convenience receptacle circuits Motor control circuits Load circuits exiting equipment HVACR equipment PLC I/O modules & control panels Power supplies & conditioners Control instrumentation, relays, UPS systems