BT151-650R,127
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37496063-BT151-650R,127
Thyristor SCR 650V 132A 3-Pin(3+Tab) TO-220AB Tube
IP (or "Ingress Protection") ratings are defined in international standard EN 6529 (British BS EN 6529:1992, European IEC 659:1989). They are?used to define levels of sealing effectiveness of electrical enclosures against intrusion from foreign bodies?(tools, dirt etc) and moisture.