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Mittwoch, 13 Dezember 2017
SM100 Specifications On-Line Switchgear Condition Monitoring 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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