PRODUCT DESCRIPTION
SCHNEIDER ELECTRIC OVA38252 - Normally Open Contact Block
This component is a single, normally open (NO) contact block designed for integration with Schneider Electric Harmony XB4 and XB5 series control and signaling units. It provides a fundamental electrical switching interface for industrial control circuits, suitable for applications requiring robust and reliable signal transmission within machinery, control panels, and automation systems. Its slow-break operation ensures precise contact separation.
Technical Specifications:
- SERIES/FAMILY: Harmony XB4 / Harmony XB5
- COMPONENT TYPE: Contact Block, Single, Normally Open (NO)
- ELECTRICAL SPECS:
- RATED OPERATIONAL CURRENT (AC-15): 3A at 240VAC
- RATED OPERATIONAL CURRENT (DC-13): 0.27A at 250VDC
- RATED INSULATION VOLTAGE (Ui): 600V (UL/CSA), 690V (IEC)
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 6 kV
- SHORT-CIRCUIT PROTECTION: 10A gG cartridge fuse
- CONTACT MATERIAL: Silver Alloy (AgNi)
- MECHANICAL/PHYSICAL:
- CONTACT OPERATION: Slow-break
- ELECTRICAL DURABILITY: 1,000,000 cycles (AC-15, DC-13)
- MECHANICAL DURABILITY: 10,000,000 cycles
- CONNECTION TYPE: Screw clamp terminals
- TIGHTENING TORQUE: 0.8-1.2 Nm
- INTERFACE/CONTROL: Electrical switching interface
- ENVIRONMENTAL/MOUNTING:
- OPERATING TEMPERATURE: -25 to 70 degrees C
- STORAGE TEMPERATURE: -40 to 70 degrees C
- TERMINAL PROTECTION RATING: IP20
- MOUNTING STYLE: Front mounting, compatible with Harmony XB4/XB5 control heads
- COMPATIBILITY/APPLICATION: Industrial control panels, machinery, automation systems utilizing Harmony XB4/XB5 pushbuttons, selector switches, and pilot lights.