TOMZN 4P DC MCB Solar PV System Mini Circuit Breaker-TOB7Z-63 1000V Subtotal: ₨ 3,299
Ac/dc Breakers, Solar Accessories
TOMZN 4P+4P MTS DC Dual Power Circuit Breaker For PV System
TOMZN 4P+4P DC MTS Breaker Features
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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.
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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.
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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.
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Built‑in Overload & Short‑Circuit Protection – Integrated MCB function protects DC circuits from overcurrent and short circuits during normal operation.
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Robust Construction – Made with flame‑retardant, durable materials to withstand PV environmental conditions and long‑term use.
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Manual Operation with Visual Indicators – Simple hand‑operated transfer and clear on/off indicators help ensure correct switching and safer operation.
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DIN‑Rail Mountable – Designed for easy installation in DC combiner boxes, distribution panels, or PV system enclosures.
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Suitable for PV & Off‑Grid Systems – Ideal for solar PV installations, battery backup systems, and other DC power networks requiring safe manual source selection.
₨ 6,499
TOMZN 4P+4P MTS DC Dual Power Circuit Breaker For PV System
The TOMZN TOB7Z‑63 4P+4P DC Dual Power Manual Transfer Switch with Integrated MCB is manual changeover and protection device designed for solar photovoltaic (PV) systems and other high‑voltage DC applications. It features a 4P+4P configuration that lets you safely switch between two DC power sources (such as a solar array and a battery bank) while ensuring full isolation of both positive and negative poles. Rated for up to 1000 V DC and available in various current options, this device combines manual dual‑power transfer control with built‑in overload and short‑circuit protection, helping safeguard your PV system and extend the life of connected components. Its DIN‑rail mountable flame‑retardant design makes it compact and reliable for use in PV combiner boxes, DC distribution panels, and off‑grid energy systems.
| Specification | Details |
|---|---|
| Model | TOMZN TOB7Z‑63 4P+4P DC MTS Dual Power Manual Transfer Switch with MCB |
| Type | Manual Transfer Switch (MTS) + Miniature Circuit Breaker (MCB) for DC systems |
| Pole Configuration | 4P + 4P (Dual 4‑pole for two DC sources) |
| Rated Voltage | Up to 1000 V DC (high‑voltage DC PV systems) |
| Rated Current | 63 A (typical) |
| Breaking Capacity (Icu) | 6 kA (6000 A) |
| Standards / Certification | IEC 60947‑2 |
| Material | High‑strength flame‑retardant ABS housing |
| Mounting | Standard DIN‑rail mount |
| Operation | Manual changeover between two DC sources (e.g., PV array & battery bank) |
| Typical Applications | Solar PV systems, off‑grid installations, DC power switching & protection |
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