ОПИСАНИЕ ПРОДУКТА
SCHNEIDER ELECTRIC 81878 - Contact Block, Normally Open (NO)
This component is a single normally open (NO) contact block from the Harmony XB4/XB5 series, designed for integration with industrial control and signaling units. It provides a fundamental electrical switching function for control circuits, suitable for applications requiring reliable status indication or command initiation within industrial automation systems and machinery.
Technical Specifications:
- SERIES/FAMILY: Harmony XB4 / Harmony XB5
- COMPONENT TYPE: Contact Block, Single Normally Open (NO)
- ELECTRICAL SPECS:
- NOMINAL OPERATIONAL VOLTAGE: 600V AC/DC (maximum)
- CONVENTIONAL FREE-AIR THERMAL CURRENT: 10A (Ith)
- RATED INSULATION VOLTAGE: 600V (IEC 60947-1)
- MECHANICAL/PHYSICAL:
- CONTACT TYPE: Snap-action, single pole
- TERMINAL TYPE: Screw clamp terminals
- INTERFACE/CONTROL:
- FUNCTION: Provides a single normally open electrical contact for control circuit signaling.
- COMPATIBILITY: Designed for use with Harmony XB4 (metal) and XB5 (plastic) control and signaling units.
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (contact block only, when mounted in an enclosure, the overall device IP rating is higher)
- OPERATING TEMPERATURE: -25°C to +70°C
- MOUNTING STYLE: Front panel mounting, snap-on attachment to operator head.
- COMPATIBILITY/APPLICATION: Industrial control panels, machine interfaces, process control systems, safety circuits (when used in appropriate configurations).