Schmersal AZ 15 ZVRK-M20 NSNBC01 Safety Switch

AZ 15 ZVRK-M20 NSNBC01 Safety Switch is a compact, IP67-rated interlock switch in Schmersal's AZ 15 family, featuring three M20 x 1.5 cable entries and a thermoplastic, double-insulated enclosure designed for long life. It measures 52 mm wide by 75 mm high by 30 mm deep and houses a single NC safety contact with slow-action, positive-break operation; electrical ratings include AC-15 at 230 VAC up to 4 A and DC-13 at 24 VDC up to 4 A. The device is built for harsh industrial environments with an operating temperature range of -40 to +80 °C (storage -40 to +85 °C), IP67 protection, and supports insulation voltage Ui of 500 V and impulse withstand voltage Uimp of 6 kV, in overvoltage category III and pollution degree 3. It is designed to meet safety standards EN IEC 60947-5-1, EN ISO 13849-1, and EN ISO 14119, and carries CCC and cULus approvals; a separate actuator is required for operation.