6.6  Type Test Specifications 
 
Electrical Safety  Levels  Comments 
Dielectric Withstand 
2 kV rms for 1 minute 
ANSI/IEEE C37.90 (1989) 
IEC 60255-5 (Section 6) 
High Voltage Impulse  5 kV peak  IEC 60255-5 (Section 8) 
Insulation Resistance  500 VDC for 1 minute  IEC 60255-5 (Section 6 
 
Electrical Environment  Levels  Comments 
High Frequency Disturbance 
(Oscillatory) 
2.5 kV @ 1MHz for 2s 
ANSI/IEEE C37.90.1 
IEC 60255-22-1 
IEC Surge 
4 kV / 2 kV 
IEC 61000-4-5 
(Level 4) 
IEC Fast Transient 
2 kV / 1 kV 
IEC 61000-4-4 
(Level 4) 
ANSI/IEEE Fast Transient  4 kV  ANSI/IEEE C37.90.1 
IEC Radiated RFI Immunity  10 V/m  IEC 61000-4-3 
ANSI/IEEE Radiated RFI 
Immunity 
35 V/m  ANSI/IEEE C37.90.2 
ESD 
(Electrostatic Discharge) 
15 kV (air discharge) 
8 kV (contact) 
IEC 61000-4-2 
(Level 4) 
 
Atmospheric Environment  Levels  Comments 
Temperature (Dry Cold) 
-40°C 
IEC 60068-2-1 
Test Ad: 16 hrs @ -40°C 
Temperature (Dry Heat) 
85°C 
IEC 60068-2-2 
Test Bd: 16 hrs @ 85°C 
Humidity 
95% 
non-condensing 
IEC 60068-2-30 
Test Db: 6 cycles, 55°C, 95% Humidity 
Table 15: Test Type Specifications 
6.7  Operating Environment 
 
Parameter  Range  Comments 
Ambient Operating 
Temperature 
-40 to 85°C 
Ambient Temperature as 
measured from a 30cm 
radius surrounding the 
center of the enclosure. 
Ambient Relative Humidity  5% to 95%  Non-condensing 
Ambient Storage 
Temperature 
-40 to 85°C 
 
Table 16: Operating Environment 
34 
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