ALIND AN Series, Руководство пользователя

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SAFETY REQUIREMENTS
Page 3 of 7
ANC 303
ALUMINIUM INDUSTRIES LIMITED
Relays Division
INTRODUCTION
Before using this product, be sure to read this chapter carefully.
This chapter describes safety precautions when using the relay. Before installing and using the
equipment, read and understand this chapter thoroughly.
It’s not a secret – electricity can be dangerous and when things go wrong lives can be at stake!
Electrical engineers are Industrial safety doctors, so it’s our duty to keep employees health and
maintain a quality of life that we all deserve by providing safe work practices to avoid electrical
accidents.
How much electricity is dangerous?????
CURRENT EFFECT
0.5 – 3mA Tingling sensations
3 – 10mA Muscle contractions (painful)
10 – 40mA “can’t let go” phenomena
40 – 75mA Respiratory paralysis (possibly fatal)
75 – 200mA Ventricular fibrillation (likely fatal)
200 – 500mA Heart clamps tight
>1.5A Tissue and organs began to burn
Fact: A 15 amp circuit breaker was designed to protect equipment – not people!
The relay is developed with zero percentage of risk factor by its own design. The current
carrying paths and circuits are isolated from the metal case and structure. Suitable clearance
depending on the type of insulation required for different classes are provided.
The relay confirms to Product safety requirement standard IEC 60255-27.