Type Testing
Climatic Stress Tests
Table 6-1 Temperatures
Standards IEC 60068-2 and IEC 61326-1
Type tested (acc. to IEC 60086-2-1 and
IEC 60086-2-2, Test bed for 16 h)
-50 °C to +85 °C
Permissible temporary operating temperature (tested
for 96 h)
-40 °C to +70 °C
10
Limiting temperatures for storage and transport -25 °C to +55 °C
Storage and transport in factory packaging
Table 6-2 Humidity
Permissible humidity 95 % relative humidity
Siemens recommends installing the devices in a place where they are not exposed to direct sunlight or great
temperature variations that could lead to condensation.
Electrical Tests
Table 6-3 Safety Tests
Tests and Standards Test Requirements High Voltage
Test (1 min)
Impulse Voltage
Test (1.2 μs/50
μs, 5 positive and
negative cycles)
High voltage test
(IEC 61010-1,
IEC 61010-2-30)
Impulse voltage test
(IEC 61010-1,
IEC 61010-2-30)
Insulation test between auxiliary power-supply
terminals (L, N), communication channels, DI,
DO connected together and ground, all
voltage, current channels connected together
Insulation test between auxiliary power-
supply terminals (L, N) and all DI, DO terminals
connected together
Insulation test between communication chan-
nels and DI terminals
2.5 kV 4 kV
Insulation test between communication chan-
nels and DO terminals
2.5 kV 6.4 kV
Insulation test between the digital outputs and
the digital inputs
1.39 kV 2.5 kV
Insulation test between auxiliary power-supply
terminals (L, N) and communication channels
connected together
3.5 kV 7.15 kV
Insulation test between communication chan-
nels and voltage terminals connected together
3.5 kV 6.4 kV
Insulation Resistance
(IEC 61010-1, IEC
61010-2-30)
DC 500 V, 60 s, ≥100 MΩ – –
6.1
10
Below -25 °C, the legibility of the display can be impaired.
Type Testing
6.1 Type Testing
66 SICAM, Feeder Condition Monitor, Manual
E50417-H8940-C580-A4, Edition 03.2019
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