Scharco Normat NZH Two-Hand Control Safety Relay 24V AC

           

The Scharco Normat NZH is a critical safety component designed for two-hand control circuits on hazardous machinery like mechanical and hydraulic presses. It ensures that the machine operator must use both hands simultaneously to activate a machine cycle, keeping their hands clear of the danger zone. This relay is essential for creating a safe working environment and complying with machine safety standards.

           

Technical Specifications:

           

               
• Brand: Scharco Normat
               
• Model: NZH
• Type: Two-Hand Control Safety Relay
               
• Supply Voltage: 24 V AC, 40-60 Hz
               
• Standard Compliance: EN 574 (Type IIIC)
               
• Safety Level: Up to Category 4, PL e according to EN ISO 13849-1
               
• Simultaneity Monitoring: Requires inputs from both push-buttons within ≤ 0.5 seconds
• Outputs: 2 Normally Open (N/O) safety contacts, 1 Normally Closed (N/C) auxiliary contact
• Mounting: DIN Rail
           

           

Key Features & Applications:

           

               
• Enhanced Operator Safety: Forces the use of both hands to operate machinery, drastically reducing the risk of hand and arm injuries.
               
• High-Integrity Safety Function: Designed and certified for high-demand safety applications (Cat. 4 / PL e).
               
• Prevents Bypassing: The simultaneity check ensures the safety system cannot be easily defeated by tying down one button.
• Essential for Press Safety: A vital component for the control systems of mechanical presses, hydraulic presses, stamping machines, cutters, and other equipment with hazardous moving parts.
           

           

Important Notes:

           

               
• VAT invoices available upon request.
               
• Returns accepted within 30 days; buyer pays return shipping.