The Allen-Bradley 100-A12NZ-3 is a 3-pole IEC non-reversing contactor manufactured by Rockwell Automation. Designed for reliable motor control and resistive load switching, this compact Bulletin 100 contactor features a 12 A IEC continuous current rating (5 HP @ 460V / 3 HP @ 230V AC) and an integrated AC control coil for industrial panel and enclosure applications.
Technical Details
- Model / Part Number: 100-A12NZ-3
- Manufacturer / Brand: Allen-Bradley / Rockwell Automation
- Product Family: Bulletin 100 IEC Contactor Series
- Number of Power Poles: 3 Main Power Poles (3 N.O.)
- Continuous Ampere Rating (Ith): 12 A (AC-3 Rated) / 20 A (AC-1 Rated)
- Motor HP Rating (3-Phase): 3 HP @ 230V AC; 5 HP @ 460V AC; 7.5 HP @ 575V AC
- Auxiliary Contacts: Integrated Auxiliary Contact Configuration
- Terminal Type: Heavy-Duty Screw Terminals with Pressure Plates
- Mounting Type: 35 mm DIN Rail Mount or Direct Panel Screw Mount
- Enclosure Rating: IP20 Touch-Safe Terminal Design
- Operating Temperature: -25°C to 60°C (-13°F to 140°F)
- Shipping Weight & Dimensions: 0.95 lbs | 5 x 4 x 3 Inches
- Alternate Part Numbers: 100-A12NZ-3, 100A12NZ3, Bulletin 100-A12
Key Features
- Compact 3-Pole Power Switching: Engineered to provide reliable 3-phase AC motor control while occupying minimal panel space inside electrical control cabinets.
- Touch-Safe IP20 Housing: Guarded terminal construction protects maintenance personnel against accidental contact with live electrical connections.
- Dual Mounting Versatility: Snaps directly onto standard 35 mm DIN rails or mounts securely via panel screws for flexible installation options.
- Add-on Auxiliary Block Compatibility: Front and side snap-on auxiliary contact blocks can be easily added to expand control circuit logic and status feedback.
- Heavy-Duty AC Electrical Life: Silver-alloy contacts deliver long electrical service life under high inductive starting currents and demanding duty cycles.
Applications
- Direct-on-line (DOL) 3-phase motor starting for centrifugal pumps, exhaust blowers, material handling conveyors, and machine tool spindles.
- Resistive heating load control, lighting circuit switching, and power isolation in commercial HVAC and industrial control panels.
- Direct replacement and maintenance swap for Allen-Bradley 100-A12 series 3-pole IEC contactor installations.
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