AK-AY is one of the world’s leading manufacturer of substation control, protection, metering and automation systems for power projects. AK-AY Designs, manufactures, tests and delivers substation control protection and metering and automation panels in accordance with IEC standards, customers specifications and requirements.

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All AK-AY offered devices and systems are immune to interference and harsh temperatures in the environment
of electrical substations and they are also suitable for direct installations in the switchyard.

• Permissible temperature during the services storage and the transport -40 oC to+85 oC

• EMC tests; immunity (Type tests): Standards IEC 60 225-22
- High frequency
- Electrostatic discharge
- Radio-frequency electromagnetic field (non-modulated, amplitude-modulated, pulse-modulated)
- Fast transients
- Conducted disturbances induced by radio-frequency fields HF, amplitude-modulated.
- Power-frequency magnetic field

• EMC tests; emission (type test) Standard EN 50081-2
- Interference field strength EN 55011, class A, 30 MHz to 1000 Mhz.
- Conducted interference voltage, aux. Voltage CISPR 22, EN 55022 Class B 150 kHZ to 30MHz.

• Mechanical stress: vibration and shock during operation and transport.
- Standards IEC 60 255-21 and IEC 60068-2

• Insulation test: standard IEC 60255-5
- High-voltage test (routine test) 2kV (rms), 50Hz.
- Impulse voltage test (type test) all circuits 5 kV (peak)
- High-voltage test (routine test) 2kV (rms), 50Hz.
- Impulse voltage test (type test) all circuits 5 kV (peak)