Intellix
™
BMT 330 User Manual
Page 8
BMT330UM
v1.0
20-Jun-16
Technical Specifications
Measurements
Feature
Value
Maximum Bushing Temperature at
sensor
90 deg C (194 deg F)
Relative Phase Angle accuracy
0.01 deg of angle
Maximum number of PD measured
200 PD per cycle (50 to 60Hz)
Maximum PD measurable
CAT III. 5Vac rms, 200mA; on each phase
Environmental
Feature
Value
Cabinet Operating Temperature
Range
-40 to +55 deg C (-22 to +131 deg F)
When equipped with multi-
master comms option
-40 to +55 deg C (-22 to +131 deg F)
Operating Humidity Range
5 to 95% RH, non-condensing
Maximum Operating Altitude
2000m (6500 ft) above sea level
Storage Temperature Range
-40 to +85 deg C (-40 to +185 deg F)
Minimum Ambient Temperature for
Installation and Service Activities
-20 deg C (-4 deg F)
Cabinet Protection Level
IP55
Bushing Sensor Protection Level
IP66
Intellix™ BMT 330 Weight
20 kg (44lb)
Bushing Sensor Weight
350 gm (0.8 lb), typical
Bushing Sensor Operating
Temperature
-40 to +90 deg C (-40 to +194 deg F) at
Bushing Tapping Point