Motor PTC Thermistors

Description: PTC thermistors act as thermal protectors for electrical motors. They are available with or without an insulated sleeve and have flexible connecting leads. PTC thermistors have a non-linear resistance/temperatu rere response. At a specified temperature the

• Lead Style: Axial, Leadless, Radial
• Minimum Thermal Time Constant: 2 to 126 sec, in air
• Package / Electrode Type: Bead, Chip / Surface Electrodes
• Positive Temperature Coefficient (PTC): Yes

Description: Manufacturer: AMIS Category: Sensors, Transducers>Temperat ure Sensors>PTC Thermistors Part Status: Obsolete Capacitance: 0.22µF Tolerance: ±20% Voltage - Rated: 1.3VDC Operating Temperature: -40°C ~ 85°C Applications: Motor Control Package / Case: 8-SMD, No Lead Size /

• Positive Temperature Coefficient (PTC): Yes
• Temperature Range: -40 to 85 C

Description: DTA71 and DTA72 are precise Motor thermistor monitoring relays. They can monitor up to 6 motor temperatures through the motor internal temperature. PTCs are connected in series when multiple motors are monitored. DTA71 features 1 output, AUTO reset and no

• Features: Visual Indicator
• Maximum AC Switching Voltage: 250 volts
• Maximum Current: 8 amps
• Maximum DC Switching Voltage: 24 volts

Description: DTA71 and DTA72 are precise Motor thermistor monitoring relays. They can monitor up to 6 motor temperatures through the motor internal temperature. PTCs are connected in series when multiple motors are monitored. DTA71 features 1 output, AUTO reset and no

• Features: Visual Indicator
• Maximum AC Switching Voltage: 250 volts
• Maximum Current: 8 amps
• Maximum DC Switching Voltage: 24 volts

Description: The thermistor relay is used as protection relay for motors against thermal overload. This heating might be caused by mechanical overload on the shaft or when operating the motor with inadmissible voltages. A PTC thermistor is used as sensor. It should be mounted

Description: The thermistor relay is used as protection relay for motors against thermal overload. This heating might be caused by mechanical overload on the shaft or when operating the motor with inadmissible voltages. A PTC thermistor is used as sensor. It should be mounted

Description: The thermistor relay is used as protection relay for motors against thermal overload. This heating might be caused by mechanical overload on the shaft or when operating the motor with inadmissible voltages. A PTC thermistor is used as sensor. It should be mounted

Description: TeSys LT3 - Thermistor protection relays Monitors the temperature of machines to be protected via PTC thermistor probes LT3-SE: with automatic reset LT3-SA: with automatic reset; voltage fault indicator light incorporated LT3-SM: with manual reset

• Features: Automatic Reset
• Operating Temperature: -13 to 140 F

Description: Temperature monitoring of the motor winding (maximum 6 PTCs) for temperature sensors according to DIN 44081 and DIN 44082 with short-circuit monitoring of the thermistor circuit, with push-in connection.

• Operating Temperature: 77 to 131 F

Description: Temperature monitoring of the motor winding (maximum 6 PTCs) for temperature sensors according to DIN 44081 and DIN 44082 with short-circuit monitoring of the thermistor circuit, with screw connection.

• Operating Temperature: 77 to 131 F

Description: adopted with F class insulation and designed with assessing method for insulation system according to international practice. The PTC thermistors or thermal protectors can be mounted according to the special requirements of customers. The protection degree reaches IP54 or IP55 so that

• AC Motor Construction: Induction
• AC Voltage & Frequency: Other
• Continuous Current: 0.4000 to 359 amps
• Design Units: Metric

Description: exact-fit motor that provides the highest performance in the most compact space. Features Fully encapsulated stator windings 155°C internal winding temperature continuous capability PTC thermistor (avalanche-type) overload protection Rare

• AC Voltage & Frequency: 208-230 / 240V 60 Hz, 460 / 480V 60 Hz
• Continuous Current: 1.53 to 94.5 amps
• Continuous Torque: 4.34 to 30487 In-lbs
• Design Units: Metric

Description: , Direct-on-line and reversing starters,•, Actuation of a circuit-breaker (MCCB) with up to 4 binary inputs, up to 3 monostable relay outputs and one thermistor connection (binary PTC),The basic unit 1 is available in two different variants for the following supply voltages:,•,

Description: , Direct-on-line and reversing starters,•, Actuation of a circuit-breaker (MCCB) with up to 4 binary inputs, up to 3 monostable relay outputs and one thermistor connection (binary PTC),The basic unit 1 is available in two different variants for the following supply voltages:,•,

Description: Can be used with all motors equipped with PTC thermistor probes. It monitors windings temperature and ensures that the rated operating value is not exceeded, therefore guarding against faults which are often the cause of premature ageing. They can also be used to monitor surface

Description: 2-100 HP 1800 RPM 575 volt TEXP enclosure 1.15 service factor Class F insulation Rigid base Premium efficiency Three PTC thermistors provided (one per phase) UL Listed CSA Certified for use in Class I, Division 2 Hazardous Locations

• AC Voltage & Frequency: 575 / 600V 60 Hz
• Other Output Power: 5 HP
• Output Power: 5 HP / 3.6 KW
• Shaft Speed: 1800 rpm

Description: DISCONTINUED BY MANUFACTURER SINCE: 01.09.2000, PTC THERMISTOR TRIPPING UNIT, MANUAL RESET, MONOSTABLE 2 LEDS, 1NO+1NC, 24VDC. FREE 2 YEAR RADWELL WARRANTY

• Device: DC Motor Starter

Description: DISCONTINUED BY MANUFACTURER, CONTACTOR, 1.5AMP 220VAC 50/60HZ ,1NO/1NC, TRIPPING UNIT,OPEN TYPE,IP 20 F.PTC THERMISTORS W. LED, RECLOSING LOCKOUT ,AC 50/60HZ 220V. FREE 2 YEAR RADWELL WARRANTY

• Device: AC Motor Starter, Motor Contactor Only

Description: and which can only be fully tested in combination with the relevant motor. Requirements concerning the testing of the combination of motor and thermal motor protectors are given in IEC 60335-2-34. This standard applies to thermal motor protectors for motor

Description: thermostats or thermistors (PTC). Attributes and special features: Rugged design technology, well priced. Applications: Air conditioning, refrigeration, heating technology, agriculture

• AC Input Phase: Single Phase
• Configuration: Panel Mount
• Continuous Output Current: 2.5 amps
• Setup & Control: Manual

Description: register continuously calculating the motor operating temperature even when the motor isn’t running. Knows when the motor is cool enough for a successful restart. PTC Thermistor Input for use on motors with embedded PTC temperature sensors. Service

• Device: AC Motor Starter

Description: THERMISTOR PROTECTOR, PTC PROBE RELAY TESYS, LT3SM, LT3 WITH MANUAL RESET, 24 VAC 50/60HZ B1 A2, 24 VAC 50/60HZ A1 A2, 1NO/1N SINGLE VOLTAGE, OUTPUT CONTROL RELAY: 500 VAC, RATED OPERATION VOLTAGE: 250 VAC 50/60HZ. FREE 2 YEAR RADWELL WARRANTY

• Device: AC Motor Starter
• Motor Voltage: 24 to 500 volts

Description: This part of IEC 60730 applies to controls for automatically controlling the starting windings of single phase motors associated with equipment for household and similar use. This standard applies to motor-starting relays using NTC or PTC thermistors, additional

Description: I/O EXP. BOARD B WITH ENCODER INPUT, DIGITAL INPUTS AND OUTPUTS + THERMISTOR (PTC) INPUT. FREE 2 YEAR RADWELL WARRANTY

Description: motor protectors using NTC or PTC thermistors, additional requirements for which are contained in Annex J. Key words: Thermal, Motor protectors, Integrated control This publication is to be read in conjunction with IEC 60730-1:2010.

Description: This part of IEC 60730 applies to controls for automatically controlling the starting windings of single phase motors associated with equipment for household and similar use. This standard applies to motor-starting relays using NTC or PTC thermistors, additional

Description: transformer or motor transformer that includes a separate current-limiting impedance such as a positive temperature coefficient (PTC) device complying with the requirements for thermistor-type devices, or a resistor complying with the Standard for Fusing Resistors and

Description: motor protectors using NTC or PTC thermistors, additional requirements for which are contained in Annex J. Key words: Thermal, Motor protectors, Integrated control This publication is to be read in conjunction with IEC 60730-1:2010.

Description: PROTECTORS are given in IEC 60335-2-34. This standard applies to THERMAL MOTOR PROTECTORS using NTC or PTC thermistors, additional requirements for which are contained in Annex J. NOTE Thermal motor protectors that are off-winding (not integrated with the motor

Description: or PTC thermistors, additional requirements for which are contained in Annex J. 1.1DV Addition of the following Note to 1.1 of the part 2: NOTE - Requirements concerning the testing of the combination of hermetic motor-compressor and thermal motor protector are given in

Description: 60335-2-34. This standard applies to thermal motor protectors for motor compressors using NTC or PTC thermistors, additional requirements for which are contained in Annex J. 1.1.1 This standard applies to the inherent safety, to the operating values, operating times, and

Description: use. This standard applies to motor-starting relays using NTC or PTC thermistors, additional requirements for which are contained in Annex J. This standard also covers centrifugal switches intended to be integrated into motors. Such devices are tested with the intended

Description: For simple manual speed regulation 5-step transformer-based controllers for single-phase and three-phase fans are available. We supply the corresponding switchgear for multi-speed motors. Motor protection devices are available for thermal monitoring based on thermostats or

• Control Signal Output: Analog Voltage
• Control Technique: Limit / Set Point Control
• Form Factor: Stand-Alone
• Number of Control Outputs: 1 outputs

Description: Medium Voltage For Protection of Motors and Systems Against Overheating The TPR-6 protects electric motors, transformers, and other systems from overheating. The TPR-6 has up to 14 temperature inputs that can be programmed to measure thermistors (PTC or NTC) and RTDs

• Features: Visual Indicator
• Supply Voltage Range: 100 to 230 volts

Description: Professional thermistor relay with protection againt phase sequence, phase loss and phase asymmetry faults. Monitors and protects motors with integrated PTC resistor sensors. Protection against overheating. LED indications Monitoring Application = Thermistor Supply

• Operating Temperature: 140 F