Fri Jul 20 04:42:40 2018
Fri Jul 20 04:42:40 2018
LINETRAXX® RCM420

LINETRAXX® RCM420

本德尔的交流和脉冲直流敏感型剩余电流监视仪RCM420-D(A型)被设计用于接地电源系统的剩余电流监视(TN和TT系统),当出现故障的情况下会激活报警,但是必须预防断路。另外,设备可以用于监视单相线,例如PE线,N-PE连接或PE-PAS连接。

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  • AC and pulsed DC sensitive residual current monitor Type A according to IEC 62020
  • r.m.s. value measurement (AC)
  • Two separately adjustable response values
  • Frequency range 42…2000 Hz
  • Start-up delay, response delay and delay on release
  • Restart function
  • Digital measured value display via LC display
  • Measured value memory for operating value
  • CT connection monitoring
  • LEDs: Power On, Alarm 1, Alarm 2
  • Internal/external test/reset button
  • Two separate alarm relays
    (one changeover contact each)
  • N/O or N/C operation and fault memory behaviour selectable
  • Password protection for device setting
  • Device self monitoring
  • Sealable transparent cover
  • Two-module enclosure (36 mm)
  • RoHS compliant
  • Push-wire terminal (two terminals per connection)
  • Residual current monitoring in earthed two, three or four conductor systems
  • Current monitoring of single conductors de-energised under normal conditions
  • Socket-outlet circuits for devices which are operated unattended for a long time and which may not fail
  • Alarm systems, safety devices
  • Air conditioning systems, EDP systems
  • Cooling equipment with valuable frozen goods
  • Canteen kitchens
  • Monitoring of earthed power supplies for stray currents
  • Impact on N conductors
  • Trace heating systems

 

可选配件 LINETRAXX® RCM420

External measuring current transformers
TypeInside diameter (mm)Art. No.
W20ø 20B98080003
W35ø 35B98080010
W60ø 60B98080018
W120ø 120B98080028
W210ø 210B98080034
WR70x17570 x 175B98080609
WR115x305115 x 305B98080610
WS20x3020 x 30B98080601
WS50x8050 x 80B98080603
WS80x12080 x 120B98080606

Accessories
TypeArt. No.
Mounting clip for enclosure XM420 (1 piece per device)B98060008
Snap-on mounting for W20…, W35…B98080501
Snap-on mounting for W60…B98080502

版本 LINETRAXX® RCM420


TypeResponse range IΔnFrequency rangeMeasuring current transformersSupply voltage US*Art. No.
RCM420-D-110 mA…10 A42…2000 HzW…, WR…, WS…DC 9,6…94 V /
AC 16…72 V, 42…460 Hz
B74014001
B94014001
RCM420-D-210 mA…10 A42…2000 HzW…, WR…, WS… DC 70…300 V /
AC 70…300 V, 42…460 Hz
B74014002
B94014002
* Absolute values
**(B7… = push-wire terminal / B9… = screw-type terminal)

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