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140-CMN-9000

Allen-Bradley 140-CMN-9000

SKU: 140-CMN-9000-R-USA

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All products (new, surplus, and refurbished) are covered by Chief Automation's 1 Year Warranty. The Manufacturer's Warranty does NOT apply.

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Condition SKU Stock Location and Best Delivery Date Price Purchase
Refurbished 140-CMN-9000-R-USA 3 United States $973.79
The Allen-Bradley 140-CMN-9000 Motor Protection Circuit Breaker is an essential device for providing reliable isolation, short-circuit, and overload protection. Designed for panel or DIN rail mounting, this circuit breaker offers an adjustable trip setting from 63 to 90 Amperes, easily modified via a front-panel precision screwdriver adjustment. Featuring a robust construction with a mechanical lifespan of up to 30,000 operations and an electrical lifespan of 5,000 operations, it effectively caters to diverse industrial applications with a maximum switching frequency of 20 operations per hour. Its short circuit capacities range across various voltages, ensuring comprehensive protection while supporting main disconnection switch installation for enhanced safety. Accessories like auxiliary contacts and shunt trip attachments further enhance its adaptability, making it a versatile choice for motor branch circuits.

Technical specifications for 140-CMN-9000

Brand Allen-Bradley / Rockwell Automation
Series 140M Circuit Breakers
Manufacturer Rockwell Automation
Part Number 140-CMN-9000
Brand Allen-Bradley
Rated Operational Current, Ie 90 A
Part Number/Catalog No. 140-CMN-9000
Rated Insulation Voltage Ui 690 V
Series Motor Protection Circuit Breaker
Rated Frequency 40...60 Hz
Compatible Applications Disconnect for Motor Branch Circuit, Branch-Circuit, Short- Circuit Protection (Magnetic Protection), Overload Protection (Thermal Protection) and Switching (Manual)
Switching Frequency max.20 switching operations per hour
Trip setting 63 - 90 A
Moisture change climate (600068-2-30) 23 degrees Celsius/83% relative humidity and 40Â °C/92% relative humidity, 56 cycles
Magnetic Release Current 1260 A
Dry heat (60086-2-2) 100 degrees Celsius, relative humidity <50%, 7 days
Operating voltage 230 - 690 VAC
Protection Class IP2X from front with terminal wired, (min. wire size 35 mm2 or #4 AWG )
Applicable wire size #4-2 AWG Copper wire
Rated Thermal Current Ith up to 40Â °C ambient temperature 16â € ¦90
Wire insulation rating 75 Degree Celsius
Phase-loss Protection Differential release
Torque 6-10 Nm or 55-90 lb-in
Trip class 10
Ultimate Short Circuit Breaking 50 Amperes at 230 / 240 VAC; 20 Amperes at 400 / 415 VAC; 10 Amperes at 500 VAC; 4 Amperes at 690 VAC
Total Power Loss Pv, Circuit Breaker at rated load operating temperature 33 W
Mechanical operations 30000
Conformity to Standards IEC60947-1;-2; EN60947-1;-2; UL508; CSA22.2, No.14
Electrical (Ie max.) operations 5000
Approvals CE,UL,CSA
Switching frequency 20 operations per hour
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