GE 745 - Page 31

CHAPTER 2: OVERVIEW SPECIFICATIONS
745 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL 2–11
Seal: ......................................................................Seal provision
Door:.....................................................................Dust tight door
Panel: ...................................................................Panel or 19-inch rack mount
Weight (case and relay): .............................18 lbs., 6 oz. (8.4 kg)
IP class:................................................................X0
PRODUCTION TESTS
Thermal:..............................................................operational test at ambient then increasing to 60°C
Dielectric strength: ........................................(order code ’LO’) 550 VAC for 1 second
(order code ’HI’) 2200 VAC for 1 second
TYPE WITHSTAND TESTS
The following table lists the 745 type tests:
APPROVALS
ACA:.......................................................................Tick mark
RF Emissions for Australia
CE:..........................................................................Conforms to IEC 1010-1 / EN 50082-2
EN: .........................................................................EN 50623
EMC - CE for Europe
FCC:.......................................................................Part 15; RF Emissions for North America
IEC:.........................................................................IEC 1010-1
LVD - CE for Europe
UL:..........................................................................UL listed for the USA and Canada, E83849
NOTE
Note
It is recommended that all relays must be powered up once per year, for one hour
continuously, to avoid deterioration of electrolytic capacitors and subsequent relay
failure.
Standard Test Name Level
GE Multilin Temperature Cycling –50°C to +80°C
IEC 60068-2-30 Relative Humidity Cyclic 55°C at 95% RH
IEC 60068-2-38 Composite Temperature/Humidity 65/–10°C at 93% RH
IEC 60255-5 Dielectric Strength 2000 VAC
IEC 60255-5 Impulse Voltage 5 kV
IEC 60255-21-1 Sinusoidal Vibration 2 g
IEC 60255-22-1 Damped Oscillatory Burst, 1 MHz 2.5 kV / 1 kV
IEC 60255-22-2 Electrostatic Discharge: Direct 8 kV
IEC 60255-22-3 Radiated RF Immunity 10 V/m
IEC 60255-22-4 Electrical Fast Transient / Burst Immunity 4 kV
IEC 60255-22-5 Surge Immunity 4 kV / 2 kV
IEC 60255-22-6 Conducted RF Immunity, 150 kHz to 80 MHz 10 V/m
IEC 60255-25 Radiated RF Emission Group 1 Class A
IEC 60255-25 Conducted RF Emission Group 1 Class A
IEC 60529 Ingress of Solid Objects and Water (IP) IP40 (front), IP20 (back)
IEC 61000-4-8 Power Frequency Magnetic Field Immunity 30 A/m
IEC 61000-4-9 Pulse Magnetic Field Immunity 1000 A/m
IEC 61000-4-11 Voltage Dip; Voltage Interruption 0%, 40%, 100%
IEEE C37.90.1 Fast Transient SWC 4 kV / 4 kV
IEEE C37.90.1 Oscillatory Transient SWC 2.5 kV / 2.5 kV