温控保护

温控保护

KPM30x、KPM302x、KPM303x、KCT3x温控保护

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KPM30x、KPM302x、KPM303x、KCT3x温控保护

Temperature Guards


Megacon offers a serie of digitally controlled temperature guard/controller for monitoring of temperature of machine bearings, windings etc.


Megacon’s Temperatur Guards can be scaled for a wide variation of ranges between -150 and up to +850 Degrees Celsius or to Fahrenheit scale.



KPM30x - TEMPERATURE GUARD - SINGLE PT100 ELEMENT


  • Temperatur Guard for a single PT-100 element (RTD)

  • 2, 3 or 4-wire PT 100 connection via external converter

  • Triple relay for more flexibility

  • A wide range of scaling available

  • Very fast analogue output (<50mS), (F-version)

Features 
The KPM30x is a digitally controlled temperature guard/controller for monitoring of temperature of machine bearings, windings etc.

The warning relay can be used to trip non-essential load or start a cooling fan and the alarm relay may be used to trip the total load.

KPM30x can be scaled for a wide variation of ranges between -150 and up to +850 Degrees Celsius or to Fahrenheit scale.

An AC or DC auxiliary voltage is required for the unit. A green LED indicates POWER on. Start of monitoring function is delayed when power is switched on (default 2 secs delay). In this way false tripping during power up is avoided.

The precision DIN96 moving coil meter reads the monitored parameter, and has low-reflection glass to ease reading at a distance.

The triple-zone status LEDs at a glance gives the clear safety message:
  • ALARM

  • WARNING

  • NORMAL

KPM30C is the standard version with no analogue output. The optional F-versions has an isolated analogue output signal proportional to meter deflection.
 
The units three C/O relay outputs and trip levels and trip delays are user settable on unit rear to suit most applications.

Relay trip lamps (Red LED) flash instantly (approx. 1 flash per second) when the trip level is passed, the relay trips after elapsed delay. The lamp changes state and the trip relay operates after the pre-set delay. If a trip condition ends during the delay interval, the timer will automatically reset.

As standard the unit is supplied for automatic reset. Manual reset (latching relays) is optional (All G-versions).

The unit meets EN 61010-1 Cat. III, Pollution degree 2 and the relevant environmental and EMC tests specified in EN 61326-2-4 to comply with the requirements of the major Classification Societies.
 



KPM302x - TEMPERATURE GUARD - 2 x PT100 ELEMENT
  • 3-channel Temperatur Guard for PT-100 element (RTD)

  • 2, 3 or 4-wire PT 100 connection via external converter

  • Triple relay for more flexibility

  • A wide range of scaling available

  • Very fast analogue output (<50mS), (F-version)

  • "Highest up function"

Features 
The KPM302x is a digitally controlled temperature guard/controller for monitoring of temperature of machine bearings, windings etc.

The warning relay can be used to trip non-essential load or start a cooling fan and the alarm relay may be used to trip the total load.

KPM303x can be scaled for a wide variation of ranges between -150 and up to 850 Degrees Celsius or to a Fahrenheit scale.

An AC or DC auxiliary voltage is required for the unit. A green LED indicates POWER on. Start of monitoring function is delayed when power is switched on (default 2 secs delay). In this way false tripping during power up is avoided.

The precision DIN96 moving coil meter reads the monitored parameter, and has low-reflection glass to ease reading at a distance.

The triple-zone status LEDs at a glance gives the clear safety message:
  • ALARM

  • WARNING

  • NORMAL

KPM302C is the standard version with no analogue output. The optional F-versions has an isolated analogue output signal proportional to meter deflection.
 
The units three C/O relay outputs and trip levels and trip delays are user settable on unit rear to suit most applications.

Relay trip lamps (Red LED) flash instantly (approx. 1 flash per second) when the trip level is passed, the relay trips after elapsed delay. The lamp changes state and the trip relay operates after the pre-set delay. If a trip condition ends during the delay interval, the timer will automatically reset.

As standard the unit is supplied for automatic reset. Manual reset (latching relays) is optional (All G-versions).

The "highest up" function highlights the highest level of hazard in the system, and only alerts the operator when conditions for an impending danger are present.

The unit meets EN 61010-1 Cat. III, Pollution degree 2 and the relevant environmental and EMC tests specified in EN 61326-2-4 to comply with the requirements of the major Classification Societies.
 



KPM303x - TEMPERATURE GUARD - 3 x PT100 ELEMENT
  • 3-channel Temperatur Guard for PT-100 element (RTD)

  • 2, 3 or 4-wire PT 100 connection via external converter

  • Triple relay for more flexibility

  • A wide range of scaling available

  • Very fast analogue output (<50mS), (F-version)

  • "Highest up function"

Features 
The KPM303x is a digitally controlled temperature guard/controller for monitoring of temperature of machine bearings, windings etc.

The warning relay can be used to trip non-essential load or start a cooling fan and the alarm relay may be used to trip the total load.

KPM303x can be scaled for a wide variation of ranges between -150 and up to 850 Degrees Celsius or to a Fahrenheit scale.

An AC or DC auxiliary voltage is required for the unit. A green LED indicates POWER on. Start of monitoring function is delayed when power is switched on (default 2 secs delay). In this way false tripping during power up is avoided.

The precision DIN96 moving coil meter reads the monitored parameter, and has low-reflection glass to ease reading at a distance.

The triple-zone status LEDs at a glance gives the clear safety message:
  • ALARM

  • WARNING

  • NORMAL

KPM303C is the standard version with no analogue output. The optional F-versions has an isolated analogue output signal proportional to meter deflection.
 
The units three C/O relay outputs and trip levels and trip delays are user settable on unit rear to suit most applications.

Relay trip lamps (Red LED) flash instantly (approx. 1 flash per second) when the trip level is passed, the relay trips after elapsed delay. The lamp changes state and the trip relay operates after the pre-set delay. If a trip condition ends during the delay interval, the timer will automatically reset.

As standard the unit is supplied for automatic reset. Manual reset (latching relays) is optional (All G-versions).

The "highest up" function highlights the highest level of hazard in the system, and only alerts the operator when conditions for an impending danger are present.

The unit meets EN 61010-1 Cat. III, Pollution degree 2 and the relevant environmental and EMC tests specified in EN 61326-2-4 to comply with the requirements of the major Classification Societies.
 



KCT3x - Three channel Temperature Protection Relay for use with PT100 inputs
  • Three pt100 inputs, 2 or 3 wire

  • Three independent trip relays

  • LED indication of trip operation

  • Three analogue outputs 

Features 
The KCT3x temperature monitoring relay incorporates a three channel converter, three adjustable trip output relays and up to three separate analogue outputs.

With all variations of the KCT3x the input configuration is constant in that up to three inputs are available. If only two channels are required then the third input is easily linked out.

The flexibility of this instrument is in its output capabilities. The unit can have up to three relays and three analogue outputs. The inputs may be subdivided into groups of varying temperature ranges as required. An optional fourth relay is available to special order.

Four customers adjustable DIL switches control the output relays. Three switches are used to change each relay so that they either energise or de-energise on alarm. A fourth switch determines if relay "C" is latching or non-latching.

Typical Configurations
  • KCT31
    The three inputs are connected to a common bus with the three output relays operating on the highest input. A single milliamp output relative to the highest input.

  • KCT32
    The three inputs are grouped with two inputs to one channel and the third input to a second channel. One relay output and one analogue output relative to each grouping.

  • KCT33
    The three inputs each have an individual channel with one relay output and one analogue output.