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OA1G10

The ABB OA1G10 is a compact auxiliary contact block designed to provide an additional normally open (NO) contact for industrial control devices such as disconnect switches, contactors, and motor starters. It is part of ABB’s range of auxiliary accessories used to extend the functionality of control and protection equipment by offering reliable status feedback or control switching functions.

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Technical Parameters General Product Type: Auxiliary Contact Block Model: OA1G10 Configuration: 1 × Normally Open (NO) contact Accessory Type: Auxiliary contact for control and indication circuits Mounting: Snap‑on or side mounting accessory Electrical Ratings Rated Operational Voltage (Ur): Up to 690 V Insulation Voltage (Ui): 690 V Thermal Current (Ith): 16 A free‑air (ambient) Rated Contact Current: Typical control‑circuit rating compatible with industrial switchgear (up to ~16 A) Contact Type: Single‑pole auxiliary contact (switching contact only) Mechanical & Physical Contact Blocks: 1 normally open contact Terminal Type: Screw termination or compatible connector interface Construction: Compact, block‑style accessory Weight: Approx. 0.015 kg External Dimensions: Approx. 11 mm (width) × 37 mm (height) × 21 mm (depth) Environmental Ambient Operating Temperature: Typical industrial range (approx. −25 °C to +70 °C) Pollution Degree: Industrial environments Protection Rating: Auxiliary terminals rated to IP20 (when installed in panel) Applications Status feedback for disconnect switches and contactors Control circuit signaling in automation panels Auxiliary switching for industrial machinery and electrical systems Integration with motor control centers and switchboards Key Features Single NO auxiliary contact for control signal extension Compact design for space‑saving panel layouts Wide voltage range up to 690 V for versatile use Easy mounting on compatible ABB switchgear and accessories Broad application scope in industrial control systems