DESCRIZIONE PRODOTTO
SCHNEIDER ELECTRIC ZA2BS844 - Auxiliary Contact Block, Standard, Screw Clamp Terminals, 2 NO + 2 NC
The SCHNEIDER ELECTRIC ZA2BS844 is a modular contact block engineered for industrial control applications. It provides 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts, facilitating complex control logic within pushbuttons, selector switches, and pilot lights. This component integrates into Harmony XB4 and XB5 series control and signaling units, enabling robust electrical interfacing for machine control panels and automation systems.
Technical Specifications:
- SERIES/FAMILY: Harmony XB4 / Harmony XB5
- COMPONENT TYPE: Auxiliary Contact Block
- ELECTRICAL SPECS:
- RATED INSULATION VOLTAGE (Ui): 690V AC (IEC), 600V AC (UL/CSA)
- RATED OPERATIONAL CURRENT (Ie): 10A (AC-15, A600), 0.27A (DC-13, Q300)
- CONVENTIONAL FREE-AIR THERMAL CURRENT (Ith): 10A
- MECHANICAL/PHYSICAL:
- CONTACT CONFIGURATION: 2 Normally Open (NO) + 2 Normally Closed (NC)
- TERMINAL TYPE: Screw Clamp Terminals
- WIRE SIZE: 1 x 0.22 to 2 x 2.5 mm² flexible with cable end, 1 x 0.22 to 2 x 2.5 mm² solid without cable end
- INTERFACE/CONTROL:
- CONNECTION METHOD: Screw Clamp
- OPERATING MECHANISM: Slow-break
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals)
- MOUNTING STYLE: Front Mounting, Snap-on
- OPERATING TEMPERATURE: -25°C to +70°C
- COMPATIBILITY/APPLICATION:
- COMPATIBLE OPERATORS: Harmony XB4 (metal) and XB5 (plastic) series pushbuttons, selector switches, emergency stops, and pilot lights
- TYPICAL APPLICATIONS: Industrial control panels, machine safety circuits, process automation, motor control centers
