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Contactors

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Click for 8 page shortform - PC, C & MC Series

Altech’s contactor range includes the compact PC Series (10–115 A) built for performance under extreme conditions—think heat, dust, humidity, and vibration—and offering self‑cleaning auxiliary contacts and a broad coil voltage range (24 VAC/DC to 240 VAC) for reliable operation up to 40 HP. Wikipedia+14Altech Corp+14legacy.altechcorp.com+14

For higher-power needs, the MC Series expands capability with eight frame sizes supporting up to 150 A, direct mounting options, auxiliary contacts, coil surge suppressors, and features like reversing wiring kits and interlocking. These are rated up to 600 HP at 600 VAC—ideal for large industrial setups. Altech Corp+2legacy.altechcorp.com+2

Altech also offers Manual Motor Starters (MMS) with screw or DIN‑rail mounting, lockable OFF handles, thermal overload protection, trip-test functionality, phase-failure safeguards, and a suite of accessories including auxiliary contacts, alarm switches, and busbars.

PC Series

AC-3 Amperage Rating: 10A to 115A
AC-1 Amperage Rating:  25A to 200A
Coil Voltage: 24VAC, 24VDC, 110-120VAC & 200-240VAC
Horsepower (@3x230VAC) 3 to 40hp

  • Minimum size & Maximum performance
  • Ambient temperatures – 40°C up to + 90°C
  • Designed for the operation under extreme conditions (heat, dust, sand, high humidity, vibrations, shock)
  • Bounce free, self cleaning aux. contacts, suitable for switching electronic circuits = > highest contact reliability
  • Current ratings from 10A to 115A
  • Adjustable Overload Relays from 0.18A to 85A

MC Series

AC-3 Amperage Rating 9A to 150A
AC-1 Amperage Rating 25A to 210A
Coil Voltage 24VAC, 24VDC, 120VAC, 208VAC, 230VAC & 480VAC
Horsepower (@3x230VAC) 3 to 50hp

  • 8 Frame Sizes
  • 1/2HP up to 600HP @ 600V AC
  • Direct Mounting
  • Additional Auxiliary Contacts
  • Replacement Coils
  • Reversing Wiring Sets and Interlocks
  • Direct Wiring Adaptors for MMS
  • Coil Surge Suppressors

Manual Motor Starters

  • DIN Rail and Screw Mounting
  • Lockable Handle in OFF position
  • Finger safe terminals
  • Class 10 thermal Overload protection
  • Trip test feature
  • Phase failure protection
  • Adjustable thermal release
  • Type F combination Manual Motor Controller (with MC-Series Contactor)
  • Wide range of common accessories:
    • Auxiliary contacts
    • Alarm Switch
    • Undervoltage/ Shunt Trip
    • Rotary Handle
    • Busbar
    • MC-Series Mounting Adapter
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