Micc cable - Mineral insulation cable
The MICC cable (Mineral Insulated Copper Clad Cable) is a high performance electrical cable designed to perform in extreme environments. Thanks to its non-flammable mineral insulation and its copper envelope, it offers exceptional fire resistance, in the heat, to humidity and chemical agents. It is particularly suitable for critical installations such as hospitals, tunnels, power plants or public buildings, where fire safety is essential. The MICC cable complies with IEC standards 60702-1 a BS 6207, guaranteeing optimal quality and safety for your most demanding electrical projects.
ZMS is a recognized cable manufacturer and supplier, specialized in high security cabling solutions. We offer MICC cables that comply with international standards, with a customization service and fast delivery to meet the specific needs of each project.
Meaning of MICC
Le sigle MICC signifie Mineral Insulated Copper Clad Cable, either in French : mineral insulated cable with copper sheath. Each letter represents a key element of its composition :
| Letter | Signification | Description |
| M | Mineral (Mineral) | Insulation made from magnesium oxide (MgO), an inorganic material very resistant to heat, to humidity and fire. |
| I | Insulated (Isolated) | The conductor is surrounded by compacted mineral insulation, guaranteeing excellent electrical safety. |
| C | Copper (Copper) | Pure copper outer sheath, providing both mechanical protection and effective earthing. |
| C | Cable (Cable) | Assembly forming a fire-resistant cable, ideal for critical environments. |
Types of MICC cables manufactured by ZMS
BBTRZ flexible MICC cable
- Structure : This flexible mineral insulated cable is made of a twisted multi-strand copper conductor, isolated by magnesium oxide (MgO) compacted, and wrapped with a flexible sheath of longitudinally welded copper tape.
- Benefits : Allows easy installation in tight spaces thanks to its great flexibility, while maintaining high fire resistance and increased durability.
- Standards : Complies with IEC standards 60331, IEC 60702 a BS 6387, guaranteeing safety and performance in demanding environments.
- Applications : Perfect for installations requiring flexibility, like mobile equipment, industrial machines and fire safety systems in confined spaces.
- Types : Available in different sections and configurations adapted to the needs of the project.
Rigid MICC cable BBTRZ
- Structure : This rigid mineral insulated cable features a solid copper conductor, isolated by magnesium oxide (MgO) compacted and protected by a rigid sheath of longitudinally welded copper tape.
- Benefits : Offers maximum robustness and excellent mechanical resistance for fixed installations requiring lasting protection against fire and attacks.
- Standards : Complies with IEC standards 60331, IEC 60702 a BS 6387, ensuring safety in extreme conditions.
- Applications : Ideal for fixed infrastructure such as public buildings, power plants, tunnels, and industrial sites with high fire requirements.
- Types : Available in different sections depending on specific project requirements.
Corrugated Copper Tape MICC Cable
- Structure : This cable is made of copper conductors, fluorinated mica tape insulation, and an outer sheath of corrugated copper tape. A protective LSZH polyolefin jacket can be added to protect the exposed metal jacket if necessary.
- Benefits : Offers good flexibility and effective protection against mechanical attack, while limiting direct exposure of the metal sheath thanks to the possibility of adding an LSZH sheath. Fire resistance up to 1083°C, excellent protection against humidity and electromagnetic interference, with mechanical robustness suitable for fixed installations.
- Standards : Complies with IEC standards 60331, IEC 60702-1/2 a BS 6387 CWZ, with low smoke emission and absence of corrosive gases.
- Applications : Ideal for installations requiring both fire resistance and flexibility, like the tunnels, public buildings, power plants, security and emergency lighting systems.
- Types : BTTVZ, BTTVQ, Yttw, BTT
Copper tubular sheathed MICC cable
- Structure : This mineral insulated cable is made of solid copper conductors, insulated with magnesium oxide (MgO) compacted, and protected by an outer sheath of seamless copper tube.
- Benefits : It offers exceptional fire resistance (until 950 °C in continuous operation and more than 1083 °C during a fire), high mechanical protection, extended lifespan, as well as excellent protection against electromagnetic interference (EMI).
- Standards : Complies with IEC standards 60331, IEC 60702-1/2 a BS 6387 CWZ, with very low smoke emission and absence of corrosive gases.
- Applications : Adapted to industrial installations, power plants, public buildings and tunnels where robustness and reliability are essential.
- Types : BTTZ, BTTQ, BTTVZ, BTTVQ.
Aluminum tubular sheathed MICC cable
- Structure : This cable includes copper conductors, mica tape insulation, an outer sheath in seamless aluminum tube, filling with an oxygen barrier, and an additional outer sheath in LSZH material (halogen-free and low-smoke).
- Benefits : Weight reduced by approximately 40 % compared to copper MICC cable, excellent fire resistance up to 1083°C, good heat dissipation, high resistance to corrosion in marine or industrial environments, and compatibility with aluminum grounding systems. LSZH sheath offering excellent corrosion resistance, a significant reduction in toxic fumes and better protection against the spread of fire.
- Standards : Complies with IEC standards 60331, IEC 60702-1/2 a BS 6387 CWZ, low smoke, absence of halogenated gases.
- Applications : Particularly suitable for offshore infrastructures, to ships, to oil platforms, as well as industrial buildings where the weight of the cables is a critical factor. Also used in areas subject to humidity or salty air, where corrosion protection is required.
- Types : NG-A, BTLY
MICC cable for fire alarm systems
- Structure : This mineral insulated cable is made of a solid copper conductor, magnesium oxide insulation (MgO) and an outer sheath in smooth or corrugated copper. It is usually designed in small sections (1,0 has 2,5 mm²) for wiring detectors and fire alarm panels.
- Benefits : Reliable signal transmission even in extreme fire situations, fire resistance up to 1083 °C, very low capacitance and absence of electromagnetic disturbances, extended lifespan thanks to its inorganic design.
- Standards : Complies with IEC standards 60331, BS 7629-1 and in 50200, with specific certification for fire safety cables.
- Applications : Ideal for fire detection circuits, manual triggers, the mermaids, voice evacuation systems and control panels. Used in hospitals, airports, shopping centers and public buildings where alarm system reliability is critical.
- Types : BTTZ, BTTVZ, versions 1 has 4 drivers according to the system.
MICC cable with LSZH sheath
- Structure : This mineral insulated cable (MICC) is made of a solid copper conductor, magnesium oxide insulation (MgO) and an outer protective sheath made of LSZH compound (Low Smoke Zero Halogen) halogen-free.
- Benefits : Offers superior protection against smoke and toxic gases thanks to its LSZH sheath, while facilitating installation thanks to its flexibility.
- Standards : Complies with IEC standards 60331, IEC 60702-1/2, IN 50267 a BS 6387 CWZ.
- Applications : Perfect for sensitive environments where fire safety and air quality are priorities, like hospitals and shopping centers. Ideal in areas with high wiring density, where fire safety requires maximum reduction of toxic emissions.
- Types : Available in rigid and flexible versions depending on project needs.
Mineral insulated heating cable
- Structure : This heating cable is made of a durable metal alloy conductor, isolated by a layer of magnesium oxide (MgO) and protected by an outer sheath of stainless steel or copper, guaranteeing high resistance to heat and extreme conditions.
- Benefits : Provides stable and durable thermal performance at high temperatures, with excellent fire and corrosion resistance, ensuring reliable operation even in harsh environments.
- Standards : Complies with IEC standards 60287, IEC 60331 a BS 6387, ensuring safety and quality in industrial applications.
- Applications : Ideal for maintaining temperature in pipes, the tanks, ducts and industrial installations where controlled heating is required. Particularly suitable for chemical industries, oil, food and energy.
- Types : Available in different powers and lengths, adapted to the specific needs of the projects.
General construction
| Level | Component | Material Description | Function and benefits |
| Driver | Copper driver | Annealed tinned copper (Class 1) or nickel-chromium alloy for high temperature environments. | Excellent electrical conductivity and mechanical resistance. |
| Isolation | Mineral insulating materials (Magnesium oxide, MgO) | High purity inorganic mineral powder, compacted under high pressure. | Superior electrical insulation, high temperature resistance, to humidity and corrosion. |
| Sheath | Copper sheath | Solid copper metal sheath, providing mechanical protection and electrical grounding. | Protection against external mechanical damage, reinforced electrical safety. |
| Outer envelope (optional) | Gaine LSZH/ LSF (low smoke halogen free) | LSZH material providing additional protection against fire and corrosion. | Low smoke emission in the event of fire, without halogens, complies with environmental standards. |
Standard
BS 6207, BS 6387, IEC 60331-11, IEC 60702-1, IEC 60754-1, etc.
Settings
| Setting | Description |
| Driver | Solid copper or nickel-chrome alloy |
| Insulation material | Magnesium oxide (MgO) |
| Rated temperature | ≤ 250°C |
| Maximum temperature | 950°C (continuous resistance for 180 minutes) |
| Tension nominale | Light : 500 V ; Heavy : 750 V |
| Minimum bend radius | ≥ 6 times the outer diameter of the cable |
| Lifetime | More than 70 ans |
Technical data
Regarding mineral insulated cable, many specifications can be customized, partly as follows :
| Nominal section (mm²) | Outer diameter (mm) | Allowable current under continuous load (A) | Allowable current under continuous ground load (A) |
| 1×1.5 | 11 | 35 | 44 |
| 1×2.5 | 11.4 | 46 | 59 |
| 1×6 | 12.7 | 75 | 96 |
| 1×10 | 13.6 | 100 | 134 |
| 1×16 | 14.7 | 130 | 137 |
| 1×25 | 16.4 | 170 | 230 |
| 1×35 | 17.6 | 210 | 279 |
| Type | Tension nominale | Model | Nom | Drivers | Section (mm²) |
| Light | 500V | BTTQ | Lightweight mineral insulated cable with copper core, copper sheath | 1 / 2 / 3 / 4 / 7 / 12 / 19 | 1 ~ 4 |
| WD-BTTYQ | Lightweight mineral insulated cable with copper core, outer sheath LSZH | ||||
| BTTVQ | Lightweight mineral insulated cable with copper core, PVC outdoor sheath | ||||
| Heavy | 750V | BTTZ | Heavy mineral insulated cable with copper core, copper sheath | 1 | 1 ~ 400 |
| 2 / 3 / 4 | 1 ~ 25 | ||||
| WD-BTTTZ | Heavy mineral insulated cable with copper core, outer sheath LSZH | 1 | 1 ~ 400 | ||
| 2 / 3 / 4 | 1 ~ 25 | ||||
| BTTVZ | Heavy mineral insulated cable with copper core, PVC outdoor sheath | 1 | 1 ~ 400 | ||
| 2 / 3 / 4 | 1 ~ 25 |
Advantages of ZMS MICC cable
- High fire resistance : mineral insulation allows the cable to operate even in extreme temperatures, guaranteeing the security of critical installations.
- Protection against humidity and corrosion : thanks to its compact structure without air space and its waterproof metal casing (copper or sheathed copper), the MICC cable prevents any penetration of moisture, even in extreme environments.
- Tailor -made : ZMS offers customized MICC cables according to your section requirements, length, type of sheath or shield.
- Stock available and short lead times : our production capacity and well-stocked warehouses allow rapid delivery, even for urgent projects.
- International standards : all our cables comply with IEC standards 60702-1, BS 6207 and the specific requirements of export markets.
- Rigorous quality control : each cable is tested in our laboratories with state-of-the-art measuring equipment, to ensure consistent performance.
- International experience : ZMS exports its cables to more than 90 pays, with technical and logistical support at each stage.
MICC Cable Applications
The MICC cable (or mineral insulated cable) is used in installations where fire safety and reliability are essential :
- Hospitals and public buildings
- Tunnels, subways and underground car parks
- Industrial sites and high temperature areas
- Power plants and transformer stations
- Archives, museums, sensitive data centers
As a professional MICC cable supplier, we have supplied these cables for many projects in UAE, in Thailand, they have Nigeria, in Mali and other countries.
Services & Delivery at ZMS Cable
- Personalized manufacturing service (OEM / ODM) : Custom cable design and production according to your technical specifications, with customization of the marking, Colors and packaging.
- Rapid global logistics : Shipping shipping, terrestrial or air to more than 120 pays ; Flexible delivery according to your deadlines.
- Certified quality : All products are tested before shipping ; conformity this / IEC / ISO ; test reports provided on request.
- Neat and customizable packaging : ZMS cables are packaged on wooden coils, wavy boxes or drums, with hermetically sealed ends for moisture protection. Outdoor marking can be printed on request with waterproof materials.
- Dedicated technical support : Our engineers and advisers accompany you in the choice of the electric cable most suited to your installations, in accordance with local standards.