Technical Parameters: Parameter Specification Brand/Series ABB System Pro M compact® AF Product Type Miniature Circuit Breaker (MCB) Model AF09Z-40-10-21 Number of Poles 1-Pole (1P) Rated Current (In) 10 A Tripping Characteristic Z-Curve (Selective) Rated Operational Voltage (Ue) 240/415V AC Rated Insulation Voltage (Ui) 500V AC Rated Impulse Withstand Voltage (Uimp) 6 kV Rated Frequency 50/60 Hz Rated Short-Circuit Breaking Capacity (Icn) 10 kA (at 400V AC) Auxiliary Power Supply 24-60V AC/DC (for the tripping unit/internal electronics) Supply Voltage Range 20 - 60V DC / 24 - 60V AC 50/60Hz Electrical Durability ≥ 20,000 cycles Mechanical Durability ≥ 20,000 cycles Mounting DIN Rail (35mm) mounting Standards IEC/EN 60898-1, IEC/EN 60947-2 Terminal Torque 2.0 N·m Ambient Temperature -25°C to +60°C (Operation) Storage Temperature -40°C to +80°C

Key Features Actuator Type: Red mushroom head pushbutton for emergency stop or prominent control input. Action: Maintained (latching) — stays in the actuated position until manually reset. Operator Only: Requires separate modular contact blocks for electrical switching. Design: Compact, rugged construction suitable for industrial environments. Panel Mount: Standard 22 mm diameter mounting hole. Bezel/Housing: Plastic housing with robust mechanical design. Electrical Parameters Contact Blocks: Sold separately — can be fitted with 1 NO, 1 NC, or combinations as needed. Rated Insulation Voltage: Suitable for low‑voltage control circuits up to typical industrial levels. Switching Capability: Depends on the contact blocks chosen (pilot duty control circuits). Control System Compatibility: Ideal for interfacing with PLC inputs, relay coils, and contactor control circuits. Mechanical & Environmental Actuation Type: Maintained — the pushbutton stays engaged until reset. Operating Temperature Range: Designed for typical industrial ambient conditions. Storage Temperature Range: Wide storage temperature range. Front Protection: High ingress protection at the front when installed properly (resistant to dust and moisture). Terminal Protection: Basic touch protection at terminals when mounted in a panel enclosure. Physical & Installation Mounting Hole: 22 mm standard panel cut‑out. Overall Diameter: Approximately matching standard 22 mm pilot device form factor. Depth: Compact behind‑panel depth. Terminals: Screw‑type terminals (via installed contact blocks). Weight: Lightweight modular operator. Typical Applications Emergency stop operator in control panels. Manual stop or latching control in industrial automation. PLC and control logic input point when combined with appropriate contact blocks. Machinery operator stations requiring a clearly visible control input. Human‑machine interface (HMI) panels needing a maintained control input.

Key Features Handle Type: Snap-on selector handle for disconnect switches. Operation: Manual ON/OFF selector positions with clear indication. Mounting: Direct door-mount installation onto compatible disconnect switches. Padlockable: Accepts up to 3 padlocks in the OFF position for lockout/tagout. Color: Black handle for clear visual identification. Integration: Fits ABB OT series and similar disconnect switches. Electrical & Mechanical Parameters Compatible Devices: ABB disconnect switches (mechanical interface only). Action Type: Manual selector — no electrical components. Ingress Protection: IP65 when mounted — dust tight and protected against water jets. Environmental Ratings: Meets NEMA 1, 3R, 12 enclosure standards when installed properly. Materials: Durable industrial plastic. Physical & Installation Dimensions: Approx. 65 mm × 65 mm × 60 mm (W × H × D). Weight: Lightweight accessory. Mounting Method: Snap-on to front of disconnect switch door; no shaft required. Typical Applications Manual isolation control on industrial disconnect switches. Safety switch interfaces in electrical panels. Lockout/tagout points using padlockable OFF positions. Operator control stations for machinery and power distribution.

Key Features Operator Type: Momentary action pushbutton — returns to its normal position after being pressed. Actuator: Extended black actuator for easy manual operation. Illumination: Non‑illuminated. Bezel Material: Chrome metal bezel for durability and aesthetics. Modular Design: Accepts modular contact blocks behind the operator to define the electrical switching function. Series: Part of ABB’s modular pilot‑device range for flexible panel design. Electrical Ratings MP3‑30B itself is operator only; electrical switching ratings depend on the contact blocks installed. Typical contact blocks support control voltages and currents suitable for relays, PLCs, contactors, or other low‑power control circuits. Mechanical & Environmental Panel Mount Hole: Standard 22 mm diameter. Front Protection: IP66 when correctly installed — resistant to dust and water. Operating Temperature Range: –25 °C to +70 °C. Durability: Rated for approximately 2 million mechanical operations. Physical Characteristics Body Size: 22 mm diameter. Weight: ~25 g. Bezel Finish: Chrome metal. Typical Applications Manual start/stop or input pushbutton in control panels. Machine operator interfaces requiring momentary push action. PLC and relay inputs for triggering logic operations. Industrial automation systems using modular pilot devices.

Key Features Selector Type: 3‑position maintained rotary switch — remains in the selected position until manually changed. Actuator: Short red handle for easy manual operation. Illumination: Non‑illuminated design. Compact Construction: Space‑efficient form factor for panel mounting. Robust Design: Suited for industrial environments. Electrical Ratings Contact Configuration: 2 Normally Open (2 NO) auxiliary contacts for switching control circuits. Rated Operational Voltage: Suitable for low‑voltage AC and DC control circuits — up to ~300 V. Rated Operational Current: Typical AC control duty currents (e.g., ~1 A at 220–240 V AC). DC control duty at lower voltages (e.g., 24–125 V DC). Insulation: Designed for safe use within IEC/low‑voltage control standards. Switching Categories: Suitable for pilot/control duty loads. Mechanical & Environmental Positions: Three maintained positions (e.g., A, B, C). Mechanical Durability: Designed for a high number of actuation cycles. Operating Temperature: Typical industrial ambient range (approx. –25 °C to +70 °C). Storage Temperature: Broader storage range. Front Protection: Good dust and splash resistance when installed properly; basic terminal protection when panel‑mounted. Physical & Installation Panel Cut‑out: Standard 22 mm diameter for pilot devices. Body/Bezel: Chrome metal front bezel with durable plastic housing. Terminals: Screw‑type terminals for secure wiring. Dimensions: Slim profile for dense panel layouts. Typical Applications Mode selection in control panels (Off/Auto/Manual, Forward/Off/Reverse). Operator interfaces for machinery and automation equipment. PLC and relay logic inputs requiring manual position selection. Control logic switching where a simple, reliable 3‑position input is needed.

Key Features Circuit Breaker Type: Automatic molded case circuit breaker with thermal‑magnetic trip unit (TMD). Number of Poles: 3P (three‑phase protection). Mounting: Fixed‑mount with front access terminals for easy installation. Frame Size: 160 A — breaker frame rating. Trip Unit Range: Designed for adjustable protection settings 100–1000 A within the thermal‑magnetic release. Application: Protects circuits from overloads and short circuits in low‑voltage distribution and load feeder systems. Electrical Ratings Rated Operational Voltage: Up to 690 V AC (low‑voltage AC distribution). Rated Insulation Voltage (Ui): Typically 800 V. Rated Impulse Withstand Voltage (Uimp): 8 kV — ability to withstand high transient voltages. Rated Uninterrupted Current (Iu): 160 A — conductor thermal rating for the breaker frame. Rated Current Setting (In): 100 A — nominal current trip setting within the adjustable range. Instantaneous Short‑Circuit Setting (Ii): 1000 A — magnetic threshold for short‑circuit trip. Service Short‑Circuit Breaking Capacity (Ics): High interrupt current capability rated for multiple kA values across common system voltages (e.g., higher at lower voltages, lower at high AC system voltages). Rated Frequency: 50/60 Hz compatibility. Mechanical & Durability Mechanical Durability: Designed for high numbers of switching operations over its service life. Electrical Endurance: Rated for many load make/break cycles under rated conditions. Thermal‑Magnetic Protection: Combines long‑term overload protection (thermal) with near‑instantaneous reaction to very high fault currents (magnetic). Environmental & Operational Operating Conditions: Suitable for industrial ambient environments typical of control panels, switchboards, and distribution enclosures. Installation Type: Panel‑mounted with access from the front for wiring and maintenance. Typical Applications Branch and feeder protection in industrial and commercial power distribution systems. Motor feeder circuit protection and equipment isolation. Control cabinets requiring circuit protection up to 160 A. Safety interlocks and emergency cutoff circuits requiring reliable overcurrent response.

Key Features Type: Limit switch for mechanical position detection. Actuator: Polyamide roller lever (Ø18 mm) — ideal for detecting cam or mechanical travel. Contact Configuration: 1 Normally Open (NO) + 1 Normally Closed (NC) snap‑action contacts. Housing Material: Durable plastic with double insulation for robust industrial use. Degree of Protection: IP65 — dust tight and protected against water jets when installed properly. Mounting: Two M4 screw holes and PG13.5 cable entry for secure mounting and wiring. Electrical Parameters Rated Operational Voltage: Up to 400 V AC / 250 V DC. Rated Current: Up to 10 A in free air for control loads. AC‑15 Control Duty: 10 A at 24 V AC 5.5 A at 130 V AC 3 A at 230–240 V AC 1.8 A at 400 V AC DC‑13 Control Duty: 6 A at 24 V DC 0.6 A at 110 V DC 0.4 A at 250 V DC Rated Insulation Voltage (Ui): ~500 V (IEC); 600 V (UL/CSA). Rated Impulse Withstand Voltage (Uimp): ~6 kV. Mechanical & Environmental Operating Temperature: –25 °C to +70 °C ambient. Mechanical Durability: Millions of operations — high mechanical life. Electrical Switching Frequency: Up to ~3600 cycles/hour. Operating Head Movement: ~30° cam translation for reliable actuation. Physical Dimensions Body Width: ~30 mm. Height & Depth: Compact industrial profile ~106 × 45 mm. Weight: ~0.08–0.09 kg. Typical Applications Position sensing in automated equipment and machinery. End‑of‑travel detection on actuators, conveyors, and doors. Control system inputs for PLCs, relays, and safety interlocks. Machine safety and automation panels where mechanical motion needs electrical feedback.

Key Features Type: Industrial limit switch for position detection. Actuator: Adjustable roller lever with an 18 mm diameter plastic roller for mechanical actuation. Contact Configuration: 1 Normally Open (NO) + 1 Normally Closed (NC) snap‑action contacts. Housing: Durable plastic enclosure rated for challenging industrial conditions. Ingress Protection: Protected against dust and water jets when mounted correctly (IP65). Connection: Single PG13.5 cable entry for wiring. Electrical Ratings Maximum Switching Current: 10 A for general use. Rated Operational Voltage: Up to 400 V AC. Up to 250 V DC. Contact Duty Examples: AC‑15 control duty e.g., ~10 A at 24 V AC, ~~3 A at 230 V AC, ~~1.8 A at 400 V AC. DC‑13 control duty e.g., ~~2.8 A at 24 V DC, ~~0.27 A at 250 V DC. Snap‑Action Contacts: Provide fast, positive electrical switching at actuation. Mechanical & Environmental Mounting: Two mounting holes allow secure attachment in machine frames or enclosures. Operating Temperature Range: Approximately –25 °C to +70 °C ambient. Mechanical Durability: Designed for thousands of cycles at industrial switching speeds. Body Material: Reinforced plastic (UL‑V0) for impact resistance and electrical insulation. Physical Dimensions Width: Approx. ~30 mm — compact form factor. Enclosure Size: ~30 × 53 × 30 mm (width × height × depth). Roller Lever: Adjustable length lever gives flexibility in actuation placement. Typical Applications Position sensing in automated conveyors, presses, and robotic guides. End‑of‑travel detection for sliding gates and linear actuators. Control logic inputs for programmable logic controllers (PLCs) and relay panels. Machine safety interlocks and limit detect loops.

Key Features Circuit Breaker Type: Molded case circuit breaker (fixed, non‑adjustable trip). Poles: 3 (three‑phase) configuration for three‑phase systems. Trip Unit: Thermomagnetic (TMD) release — inherent overload and short‑circuit protection via thermal and magnetic mechanisms. Mounting: Fixed‑mount with front terminals for straightforward wiring. Industrial Use: Suitable for power distribution and protection in control panels and switchboards. Electrical Specifications Rated Current (In): 16 A — nominal continuous current capacity of the protection unit. Rated Operational Voltage: Up to 690 V AC (typical low‑voltage network). Up to 500 V DC (with appropriate pole series). Insulation Voltage (Ui): 800 V — withstands system insulation requirements. Impulse Withstand Voltage (Uimp): 8 kV — robust against transient voltage surges. Short‑Circuit Protection: Rated Instantaneous Short‑Circuit Setting (Ii): 450 A magnetic threshold. Breaking Capacities: Service and ultimate short‑circuit breaking capacities vary with voltage level (higher values at lower voltages, lower at higher voltages). Rated Frequency: 50/60 Hz operation. Rated Uninterrupted Current (Iu): 160 A — conductor thermal rating for the breaker frame. Performance & Endurance Electrical Durability: Designed for thousands of make/break cycles at rated load. Mechanical Durability: High operational life for repeated switching. Opening Characteristics: Fast response under specified overload and fault conditions. Mechanical & Installation Connection Type: Front screw terminals for secure conductor clamping. Compact Form Factor: Space‑efficient size for panel layouts. Weight & Size: Moderate footprint suitable for distribution boards and machine panels. Typical Applications Three‑phase circuit protection in industrial and commercial power distribution systems. Branch‑circuit safeguard for motors, feeders, transformers, and general loads. Protection in control panels and machinery electrical sections. Overload and short‑circuit protection where a basic, robust circuit breaker is needed.

Key Features Contactor Type: 3‑pole power contactor with DC operated coil for switching three‑phase circuits. Control Coil Voltage: 24 V DC control coil for direct DC logic or PLC control. Auxiliary Contacts: Typically supplied without auxiliary contacts built in, but can accept add‑on auxiliary contact blocks. Compact Block Design: Space‑efficient footprint for control panels and motor controllers. Suitable For: Industrial motor control, general switching duties, and automation interfaces. Electrical Ratings Main Circuit Rated Operational Voltage: Up to 690 V AC for three‑phase loads (standard low‑voltage distribution). Rated Operational Current: AC‑3 (motor load): Typical values ~9 A at 220–500 V AC (varies by specific climate/standards). AC‑1 (general resistive loads): ~25 A at 690 V AC (limited by design). ABB Library Rated Control Voltage (Coil): 24 V DC — energizes the coil to close the main contacts. todaycomponents.com Control & Auxiliary Control Coil Type: DC coil with polarity marked terminals (A1+ / A2‑). Coil Consumption: Low DC coil consumption designed for efficient control circuits. Auxiliary Contacts: Use optional add‑on auxiliary blocks for status feedback. Mechanical & Environmental Number of Main Poles: 3 main power poles for three‑phase switching. Mechanical Life: Designed for thousands of mechanical cycles. Operating Temperature Range: Typical industrial ambient range (e.g., approx. –40 °C to +70 °C). Mounting: DIN‑rail or screw mounting inside control enclosures. Physical & Installation Connection Type: Spring or screw terminals depending on variant/holder. Compact Form Factor: Slim profile making it ideal for dense panel layouts. Weight: Lightweight for panel integration. Typical Applications Motor control: Starting/stopping three‑phase motors from a DC control source. Automation panels: Integrating AC power switching with DC logic outputs (e.g., PLC). Load switching: Fans, pumps, compressors, conveyors, and general AC loads up to rated current. Control systems: Systems requiring DC coil actuation with AC load switching.

Key Features Accessory Type: Auxiliary contact block for contactors and relays. Pole Count: 1 pole — one auxiliary contact. Contact Configuration: 1 Normally Open (1 NO) contact — closes when the associated contactor energizes. Mounting Style: Front mounted on ABB contactor bodies. Connection: Screw‑type terminals for secure wiring. Expands control circuit capabilities without altering the main power path. Electrical Ratings Rated Operational Voltage: Up to 690 V AC. Rated Control Current (AC‑15): ~6 A at 24–127 V AC Up to ~2 A at 500–690 V AC Rated Frequency: 50 / 60 Hz. Utilization Category: AC‑15/DC‑13 for control circuitry (suitable for PLC inputs, indicator circuits, interlocks). Mechanical & Performance Operating Cycles: Designed for repeated switching — several thousand cycles per hour. Protection: Terminals touch‑protected to IP20 when installed inside an enclosure. Construction: Compact block for front‑mount integration with contactor assemblies. Physical & Installation Installation: Clips or bolts onto the front of an ABB contactor. Housing: Durable polymer body with clearly marked terminals. Terminals: Screw connections for control wiring. Typical Applications Control logic feedback: Signal to PLCs, relays, or indicator lights when the main contactor closes or opens. Interlocking: Electrical interlock schemes between contactors or stages of control. Automation systems: Expands functionality without modifying the main load circuit.

Key Features Circuit Breaker Type: 4‑pole molded case circuit breaker (MCCB) with fixed thermal‑magnetic trip unit. Protection Function: Combines thermal overload protection with instantaneous magnetic short‑circuit protection. Compact Design: Space‑efficient size suitable for distribution boards and control panels. Poles: 4 poles — protects four conductors simultaneously (three phases plus neutral). Front Terminals: Front‑accessible screw/clamp connections for easy wiring. Electrical Ratings Rated Current (In): 160 A — continuous current capacity of the main circuit. Rated Operational Voltage: Up to 550 V AC for AC power systems. Up to 250 V DC for DC systems. Rated Insulation Voltage (Ui): 690 V — insulation rating suitable for low‑voltage distribution systems. Impulse Withstand Voltage (Uimp): 6 kV, robust against transient voltage spikes. Rated Ultimate Short‑Circuit Breaking Capacity (Icu): Up to 25 kA at 240 V AC. Up to 18 kA at 380–415 V AC. Lower but substantial breaking capacity at higher voltages (e.g., ~15 kA at 440–480 V AC). DC interrupt capacity at 250 V is also provided with two poles in series. Rated Service Short‑Circuit Breaking Capacity (Ics): Typical service‑level breaking capabilities at common system voltages. Rated Uninterrupted Current (Iu): 250 A — applicable conductor thermal rating for the breaker frame. Mechanical & Durability Electrical Durability: Designed for approximately 4,000 load switching cycles. Mechanical Durability: Designed for around 10,000 mechanical operations. Opening Time: Fast internal tripping (e.g., ~15 ms under specified conditions). Power Loss: Low per‑pole power loss (e.g., ~9 W at rated conditions). Physical & Installation Configuration: Compact MCCB in standard industrial form factor. Mounting: Panel or switchboard fixed mounting with front‑terminal access. Weight & Footprint: Moderate weight and compact footprint ideal for modular distribution panels. Typical Applications Protection of three‑phase systems including motor feeders, distribution circuits, and equipment panels. Main and branch‑circuit protection in industrial plants and commercial installations. Control panel overcurrent protection for automation equipment.