English to Russian Tech/Engineering Metrology

Что бы это значило?

KZ
Thermostat with SPDT switch and auxiliary switch for OFF position. Automatic defrost function by constant cut-in falue.
Terminal 3-2 opens at temperature rise
Terminal 3-4 closes at temperature rise
Terminal 3-6 opens in OFF position
The KZ series comprises all features of KD series, but is equipped with an SPDT switch instead of an SPST switch.
Rating at 250 V 50 Hz, 60 Hz
3-4, 3-6: (6) A (6 FLA 36 LRA)

Заранее спасибо!