Quality Circuit Protection from Altech

Featured Product from Altech Corp.

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In today’s very competitive marketplace you need reliability, so you need to use circuit breakers that are high quality and technically correct for your application. Altech is a US leader in DIN rail mounted breakers with ratings up to 63A. Altech offers DIN rail mounted breakers that meet UL489, UL508 or UL1077 approvals with a short circuit interrupt capacity of up to 10kA. No other manufacturer offers this complete line. This assures you the right product for your application requirements.

UL489
When you need branch circuit protection, Altech offers UL489 Miniature Molded Case Circuit Breakers in both AC and DC voltages. The AC version offers dual voltage rated circuit breakers at 0.2-63A/240VAC and 0.2-32A/480Y/277VAC in 1-3 poles. Altech is the only company that offers a 14kA, 20A C curve single phase breaker at 277V AC. The DC version offers 0.2-63A at 125V (1 pole) and 250V (2 pole).

L - Series
UL 489 Miniature Molded Case
Circuit Breakers

  • Available in AC and DC models
  • DIN Rail Mounted
  • 17.5mm width
  • Thermal Magnetic
  • 240V, 480Y/277V AC, 50/60Hz
  • 125VDC (1 pole); 250VDC (2pole)
  • 10kA Short Circuit
    Interrupting Capacity
  • Positive Trip indicator
    (Green - off/tripped, Red - on)
  • HACR Type 40°C
  • Line/Load reversible

UL508
If your application requires a manual motor controller, Altech is the leading US supplier of UL508 Manual Motor Controllers (MMC). In AC, we offer up to 60A in 1 to 3 poles at 480Y/277VAC. With 6 trip curves, Altech has the largest selection in the industry. This ensures you the selectivity you require for your application designs. Our MMCs have a 10kA short circuit withstand capacity, this is the highest rating in the industry. The AC version is rated up to 60A and is DC?rated in 2 poles up to 80VDC.

M - Series
Manual Motor Controller with Disconnecting Mean
UL508 Listed Circuit Breakers

  • DIN Rail Mounted
  • 17.5mm width per pole
  • Thermal Magnetic
  • 480Y/277V AC, 50/60Hz
  • 10kA Short Circuit Withstand Capacity
  • Line / Load Reversable
  • Positive Trip indicator (Green - off/tripped, Red - on)

UL1077
When your application requires supplemental protection for control circuits and on the load side of branch circuit protectors Altech has solutions. We offer a competitive line of AC Supplementary Protectors, up to 63A, in 1 to 3 poles at 480Y/277VAC with a 10kA short circuit withstand rating.

R - Series
UL1077 Recognized Supplementary Protectors

  • DIN Rail Mounted
  • 17.5mm width per pole
  • Thermal Magnetic
  • 480Y/277V AC, 50/60Hz
  • 10kA Short Circuit
    Withstand Capacity
  • Positive Trip indicator
    (Green - off/tripped, Red - on)
  • Applications (on the load side
    of Branch Circuit Protection)
    include: Sensitive Electronics,
    Power Supplies, Appliance
    circuits, etc.

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