Weis GmbH Number ONE in Breaker Testing

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WEIS ASIA PACIFIC
上海纬仕电力科技有限公司
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SM100 Specifications  在线监测仪 Print E-mail
INPUTS  
Analogue:

1 x Trip and close coil current inputs.

1 x Battery voltage 300V DC maximum – Optional

3 x Phase current (via secondary level split core CT) - Optional

3 x Phase voltage (VT secondary level) - Optional

3 x Resistive (linear or rotary) travel transducer inputs – Optional

6 x Pressure / Temperature (via 2-wire 24V DC loop powered transmitter) – Optional

8 x User configurable non-synchronous inputs – Optional

Analogue Accuracy: <0.25% F.S.
Digital:

4 x User configurable 24 to 250V DC externally wetted or 24V DC internally wetted (off-line)

inputs for contact timing.

4 x User configurable 24 to 250V DC externally wetted or 24V DC internally wetted (off-line)

inputs for contact timing – Optional

Digital Resolution: 100µSec.
OUTPUTS  
Alarm Output: 2 x relay contacts for SM100 watchdog and circuit breaker condition (definable).
   
COMMUNICATIONS  
Communication:

RS232 for local / remote (via modem) communication to PC or RS485 (multi-drop)

substation communications to Local Processing Unit.

RECORDING  
Resolution: 12 bit A/D (1:4096)
Sampling Rate: 10, 5, 2, 1 kHz (user selectable).
Real Time Clock:

Free running crystal clock with option to time synchronise via autopoll from PC to within 1

second or via LPU to within 1mS between substations for time stamping of records.

Storage: 2 records minimum (actual depends on selected sample rate).
Start trigger: Digital input, coil current, over phase current or under phase voltage.
OPERATING VOLTAGES  
Prime Power: 24 / 48 / 110 / 220V DC.
ENVIRONMENTAL  
Operating Temperature: -30ºC to 60ºC (-22ºF to 140ºF)
Humidity: 0 to 97% RH non-condensing.
Isolation: 2.5kV rms for 1 minute (channel to channel, channel to earth)
Surge Withstand Transient:

To IEC 801-5. 1.2/50mS.

Common Mode: Severity level class 4.

Series Mode: Severity level class 3.

Fast Transient Burst: To IEC 801-4 level 3.
RFI Immunity: To IEC801-3 level 3. 10V/m 26-1000MHz.
Emissions: To EN50081-1: 1992.
MECHANICAL DETAILS  
Mounting: Within breaker drive unit, external or indoor enclosure.

Specifications – LPU

INPUTS
Analogue: 1 x Battery voltage 300V DC maximum – Optional
  4 x phase current (via secondary level split core CT) - Optional
  4 x phase voltage (VT secondary level) - Optional
OUTPUTS
Alarm Output: 4 x relay contacts (SM100 failure, LPU failure, set contact wear limit reached and data
  logging parameter outside limites).
COMMUNICATIONS
Communication: RS232 for local / remote (via modem) communication to PC and RS485 (multi-drop)
  substation communications to SM100 Units (100 max.).^
USER INTERFACE
Input: Keypad.
Output: Backlight alpha-numeric LCD display.
  Diagnostic LED’s.
Configuration: Configuration of all connected SM100 units and Processing Unit.
Indication: Status of any monitored breaker on LCD display.
   
RECORDING
Resolution: 12 bit A/D (1:4096)
Sampling Rate: 10 kHz.
Trend Recording: 1 minute min, max & avg on all analogue channel.
Storage: Hard disk drive for mass data from connected SM100 units.
Real Time Clock: Free running crystal clock with option to time synchronise via autopoll from PC to allow time
  stamping of records / trend data to within 1 second between substations.
GPS or RCC: Optional. GPS accuracy <1mS, DCF77 <10mS.
   
OPERATING VOLTAGES
Prime Power: 88 to 370V DC, 85 to 264V AC.
ENVIRONMENTAL
Operating  
Temperature: -10ºC to 55ºC (14ºF to 131ºF)
Humidity: 0 to 97% RH non-condensing.
Isolation: 2.5kV rms for 1 minute (channel to channel or channel to earth)
Surge Withstand  
Transient: To IEC 801-5. 1.2/50mS.
  Common Mode: Severity level class 4.
  Series Mode: Severity level class 3.
Fast Transient Burst: To IEC 801-4 level 3.
RFI Immunity: To IEC801-3 level 3. 10V/m 26-1000MHz.
Emissions: To EN50081-1: 1992.
MECHANICAL DETAILS
Mounting: Surface or 19” wide rack.
   
DUE TO CONTINUING DEVELOPMENT AND IMPROVEMENTS WEIS RESERVES THE RIGHT TO CHANGE THIS SPECIFICATION WITHOUT NOTICE

 

 

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