2‑Pole DC Protection — Safely interrupts both positive and negative DC lines in battery and DC systems.
125 A Rated Current — Supports large battery banks and high‑current DC loads.
MCCB (Molded Case Circuit Breaker) — Robust protection against overload and short‑circuit faults.
High DC Breaking Capacity — Designed to handle the energy of DC arcs that aren’t self‑extinguishing.
Manual ON/OFF Isolation — Functions as a safe disconnect switch for maintenance or emergency.
Durable, Flame‑Retardant Build — Reliable long‑term performance in demanding environments.
Compact, Panel‑Friendly Design — Easy installation in battery racks, DC combiner boxes, or electrical panels.
Thermal‑Magnetic Trip Unit — Combines thermal overload and magnetic short‑circuit detection for dependable protection.
Ideal for Solar & Backup Systems — Excellent choice for solar PV battery circuits, UPS DC backs, and energy storage systems.
The Mora AES 125N/2P 125A DC MCCB Breaker is a robust 2‑pole battery circuit breaker designed for solar PV, UPS, and DC energy storage systems. It provides overload and short-circuit protection for high-current DC circuits, while its manual ON/OFF switch allows safe isolation during maintenance. Built with a flame-retardant molded case and a thermal-magnetic trip unit, this breaker ensures reliable and long-term protection for battery banks and other DC applications.
| Specification | Details |
|---|---|
| Model / Type | Mora AES 125N/2P 2‑Pole DC MCCB Breaker |
| Rated Current | 125 A |
| Number of Poles | 2‑Pole (positive and negative lines) |
| Rated Voltage | DC 1000 V (suitable for solar PV and battery systems) |
| Breaking Capacity | High DC breaking capacity (suitable for battery circuits) |
| Trip Unit | Thermal‑Magnetic (Overload + Short‑Circuit Protection) |
| Manual Operation | ON/OFF switch for safe isolation |
| Mounting | Panel or DIN‑rail compatible (depending on panel type) |
| Applications | Solar PV Battery Banks, UPS DC Systems, Energy Storage Systems |
| Body Material | Flame-retardant, durable molded case |
| Protection Type | Overcurrent protection, Short-circuit protection |
| Temperature Range | Standard operating temperature for indoor DC panels |
Adjustable Over‑Voltage Protection — Cuts power when phase voltage exceeds the set safe level to protect equipment from high‑voltage damage.
Adjustable Under‑Voltage Protection — Disconnects supply if phase voltage drops below the set threshold to avoid brown‑out damage.
Over‑Current Protection — Protects circuits from over‑current conditions with adjustable current limits.
Three‑Phase Balance & Asymmetry Protection — Detects phase imbalance (asymmetry) and trips to prevent damage to motors and other loads.
Phase Sequence Protection — Ensures correct phase order and prevents reversal faults that can damage three‑phase equipment.
Adjustable Timing Controls — Active time, reconnect delay, and power‑on delay are adjustable to fine‑tune protection response.
Manual Voltage & Current Calibration — Allows precise calibration of measurement ranges to match specific system requirements.
DIN‑Rail Mountable Design — Standard 35 mm DIN‑rail installation for easy panel mounting.
Wide Use Cases — Suitable for industrial, commercial, and residential three‑phase systems to protect motors, compressors, HVAC units, and other loads.
Dual Power Manual Transfer Switch (MTS) – Enables manual switching between two independent DC power sources (e.g., solar array and battery bank) in a PV system for reliable power control.
4P + 4P Pole Configuration – Provides full isolation of both positive and negative poles for each power path, ensuring greater safety and complete DC disconnection when switching.
High DC Voltage & Current Capacity – Typically rated for up to 1000 V DC and 63 A, suitable for a wide range of solar system sizes and off‑grid applications.
Built‑in Overload & Short‑Circuit Protection – Integrated MCB function protects DC circuits from overcurrent and short circuits during normal operation.
Robust Construction – Made with flame‑retardant, durable materials to withstand PV environmental conditions and long‑term use.
Manual Operation with Visual Indicators – Simple hand‑operated transfer and clear on/off indicators help ensure correct switching and safer operation.
DIN‑Rail Mountable – Designed for easy installation in DC combiner boxes, distribution panels, or PV system enclosures.
Suitable for PV & Off‑Grid Systems – Ideal for solar PV installations, battery backup systems, and other DC power networks requiring safe manual source selection.
2-Pole DC Surge Protection – Designed to protect DC power systems (e.g., solar PV strings and DC distribution) from damaging voltage surges and transient spikes.
High Discharge Capacity (20 kA ~ 40 kA) – Can absorb and divert large surge currents caused by lightning or fast transient overvoltage events, helping safeguard connected equipment.
Rated for Up to 1000 V DC – Suitable for high-voltage DC systems typically used in photovoltaic (solar) installations and other DC circuitry.
Fast Response Time – Activates quickly (in microseconds) to reduce exposure to harmful transient events in the DC network.
Low Residual Voltage – Limits the voltage that passes through to sensitive devices during a surge, minimizing potential damage
Thermal Disconnect Safety – Built-in thermal disconnect devices improve reliability by isolating the unit if internal components overheat.
Visual Status Indicators – Color-coded indicators (e.g., green for normal, red for fault) provide quick feedback on protection status.
DIN-Rail Mountable – Easy installation in DC combiner boxes, PV distribution panels, and electrical cabinets using standard DIN-rail mounting.
Dual‑Function Design: Acts as both a circuit breaker and a manual changeover/transfer switch to safely switch between two AC power sources (e.g., grid and generator).
63 A Rated Current: Supports loads up to 63 amps, suitable for larger circuits and subpanels.
2‑Pole Configuration: Provides simultaneous switching and isolation of live and neutral lines for safer operation.
Manual Operation: Simple hand‑operated transfer between main and backup power — no automation.
Integrated Isolation Feature: Includes a mechanical isolating function for safer maintenance and prevention of back‑feed.
Robust Construction: Made with flame‑retardant plastic and durable materials for reliability in industrial, commercial, and residential installations.
DIN‑Rail Mountable: Compact design for easy installation on a 35 mm DIN rail in distribution panels or electrical enclosures.
AC Voltage Compatibility: Typically used with standard 230 V–400 V AC systems at 50/60 Hz.
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