Schneider A9R21491 Residual current circuit breaker (RCCB), Acti9 iID, 4P, 100A,

The Schneider Electric A9R21491 is a 4-pole Residual Current Circuit Breaker (RCCB) from the Acti 9 iID range, rated at 100A with a 30mA Type A sensitivity, designed to provide residual current protection in AC distribution systems.

Technical specifications:

• Commercial reference: A9R21491
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Acti 9 iID
• Product type: Residual Current Circuit Breaker (RCCB)
• Number of poles: 4P
• Neutral conductor position: Left
• Rated current [In]: 100A
• Network type: AC
• Rated voltage [Ue]: 380...415 V AC 50/60 Hz
• Network frequency: 50/60 Hz
• Residual current sensitivity: 30 mA
• Tripping delay: Instantaneous
• Residual current class: Type A
• Rated making and breaking capacity: Idm 1500 A / Im 1500 A
• Rated conditional short-circuit current: 10 kA
• Rated insulation voltage [Ui]: 500 V AC 50/60 Hz
• Rated impulse withstand voltage [Uimp]: 6 kV
• Impulse current: 250 A
• Mounting: DIN rail (clip-on), 8 x 9 mm modules
• Dimensions (WxHxD): 72 x 91 x 73.5 mm
• Weight: 0.37 kg
• IP rating: IP20 (IEC 60529), IP40 in modular enclosure (IEC 60529)
• Operating temperature: -25...60 °C
• Storage temperature: -40...85 °C
• Connection: Single terminal block (top or bottom), 1...35 mm² rigid / 1...25 mm² flexible
• Tightening torque: 3.5 N.m
• Strip length: 14 mm
• Mechanical endurance: 20000 cycles
• Electrical endurance (AC-1): 10000 cycles
• Standard: EN/IEC 61008-1
• Pollution degree: 3
• Color: White

Features and benefits:

• Type A residual current protection detects both sinusoidal and pulsating DC fault currents
• Instantaneous tripping at 30 mA sensitivity provides personnel and fire protection
• Independent tripping technology ensures operation is not affected by supply voltage loss
• Contact position indicator gives immediate visual status confirmation
• Clip-on DIN rail mounting for fast, tool-free installation in modular enclosures
• Lockable handle prevents unauthorized operation

Applications:

• Final distribution boards in commercial and industrial buildings
• Protection of 3-phase + neutral circuits requiring residual current protection
• Industrial panels where Type A RCCB is required for variable-speed drive loads
• Protection of circuits in environments with high pollution degree (degree 3)
• Modular switchboard assemblies using Acti 9 system components

Compliant with EN/IEC 61008-1. Part of the Schneider Electric Acti 9 range.

Also known as: Schneider A9R21491, Schneider Electric A9R21491, Acti9 iID 4P 100A RCCB, Schneider 4-pole residual current circuit breaker 100A.