DX3 MCBs with D curve for AC applications up to 63 A are ISI marked as per IS/IEC 60898-1 2002 with a 10 kA breaking capacity. Single pole, 2 pole, 3 pole and 4 pole versions are listed from 0.5 A to 63 A, while single pole + neutral and 3 pole + neutral versions are listed for 0.5 A to 4 A only.

Key features

• 10 kA ISI marked as per IS/IEC 60898-1 2002
• Integrated label holder
• Sliding bottom clamp
• Improved air channels
• Color coded On/Off indication on dolly
• Biconnect lower terminals
• IP 20 protected terminals
• Sliding shutters
• DC - 80 V per pole - 1 kA

Applications

• Distribution boards
• Protection of cable and appliance which has very high starting currents

Specifications

Standard: IS/IEC 60898-1 2002 | Breaking Capacity: 10 kA (0.5 A to 63 A) as per IS/IEC 60898-1 2002 | Number of Poles: SP, SPN, DP, TP, TPN, FP | Tripping Characteristics: C & D curve | Rated Voltage: 230 V/400 V | Current Limitation Class: Class 3 | Frequency: 50 Hz/60 Hz | Minimum Operating Voltage: 12 V AC/DC | DC Rating: 80 V per pole - 1 kA | Enclosure: Polyester, self extinguishing, heat and fire resistant according to IEC 60898-1, glow-wire test at 960 °C for external parts made of insulating material necessary to retain in position current-carrying parts and parts of protective circuit (650 °C for all other external parts made of insulating material) | Mounting Position: Vertical / Horizontal / Upside down / On the side | Fixing: On symmetric rail EN/IEC 60715 or DIN 35 | Maximum Cable Size (Rigid, Top/Bottom): 1 x 1.5 mm² to 35 mm²; 2 x 1.5 mm² to 16 mm² | Maximum Cable Size (Flexible, Top/Bottom): 1 x 1.5 mm² to 25 mm²; 2 x 1.5 mm² to 10 mm² | Applied Connection Torque: Recommended 2.5 Nm (minimum 2 Nm, maximum 3 Nm) | Mechanical Endurance: 20000 operations without load | Electrical Endurance: 10000 operations with load (under In*cos φ = 0.9); 2000 operations under In, DC current | Permissible Ambient Temperature: -25 °C to +70 °C (0.5 A to 63 A) | Magnetic Trip Limits (Im1 hold / Im2 trip): D curve: 10 In / 20 In

Standards: IS/IEC 60898-1 2002 | ISI marked

Packing: Pack quantities as printed in the 'Pack' column (e.g. 1/10/120); stockists order in multiples of the mandatory (bold) pack, which cannot be distinguished in the text layer