Cableshort - GE Hydran 201i Instruction Manual

Transformer gas monitoring system
Hide thumbs Also See for Hydran 201i:
Table of Contents

Advertisement

• Verify whether the HeaterTemp value in the extended Temperature submenu
displays -75°C (-103°F).
connector in the chain of connections) is the one causing the alarm.
• If the two above temperature readings are correct, execute the ForceSensor
Test command in the Service submenu. If the result is different than Good,
the sensor cable is probably the one causing the alarm.
2. Locate the corresponding cable and connectors in the Hydran 201Ti (see Section
3.4.6.2).
3. Verify thoroughly the chain of connections for this cable, including the
connectors.
4. Once the problem is fixed, execute the ForceSensor Test command in the Service
submenu to reset the H201Ti and cancel the alarm.
5. Wait at least two minutes.
6. Verify that the alarm has disappeared.
7. If applicable, verify that the corresponding temperature has returned to a normal
value.

13.1.4 CableShort

• Alarm type: Fail alarm
• Non-abbreviated description: Short-circuited cable
• Priority: Very high (repair cable immediately)
• Parameter(s) involved:
-
CableShort; SysOK Relay;FaultTrig. submenu; Section 5.5.7.
-
No set point nor delay
• Alarm cause(s): Faulty connection with one of the following cables:
-
Hydran 201 sensor cable
-
Sensor thermistor cable (reading of 200°C [392°F] during one minute)
-
Heating plate thermistor cable (reading of 200°C [392°F] during one
minute)
Proceed as described for the CableOpen alarm (Section 13.1.3 above), but replace the
temperature values indicated in the text by the following one: 200°C (392°F).
Page 180
Hydran* 201i Instruction Manual
If so, the heating plate thermistor cable (or a
MA-033
Rev. 14.0, 12-Nov-18

Advertisement

Table of Contents
loading

Table of Contents