CEIA – RF Equipment Protection up to 50kW
Novaris high power surge protectors suit applications including MF, HF and VHF transmitters to 50kW. The spark gap arrester has an optical arc sensor which may be used to momentarily interrupt the transmitter.
Product Codes: CEIA-078, CEIA-158, CEIA-318, CEIA-412
Cx-3 – RF Equipment Protection up to 3GHz
Novaris RF Equipment Protection gas discharge surge protectors are capable of passing RF signals to 3GHz (limited by connector type). N-type female / female protectors are suitable for bulkhead mounting.
Product Codes: CN-MF-90-3, CN-FF-90-3, CN-MF-230-3, CN-FF-230-3, CN-MF-350-3, CN-FF-350-3, CN-MF-600-3, CN-FF-600-3, CN-MF-1000-3, CN-FF-1000-3, CB-MF-90-3, CB-FF-90-3, CB-MF-230-3, CB-FF-230-3, CB-MF-350-3, CB-FF-350-3, CB-MF-600-3, CB-FF-600-3, CB-MF-1000-3, CB-FF-1000-3, CD-MF-90-3, CD-FF-90-3, CD-MF-230-3, CD-FF-230-3, CD-MF-350-3, CD-FF-350-3, CD-MF-600-3, CD-FF-600-3, CD-MF-1000-3, CD-FF-1000-3, CF-FF-90-3, CF-FF-230-3, CF-FF-350-3, CF-FF-600-3, CF-FF-1000-3, CU-MF-90-3, CU-FF-90-3, CU-MF-230-3, CU-FF-230-3, CU-MF-350-3, CU-FF-350-3, CU-MF-600-3, CU-FF-600-3, CU-MF-1000-3, CU-FF-1000-3, CS-MF-90-3, CS-FF-90-3, CS-MF-230-3, CS-FF-230-3, CS-MF-350-3, CS-FF-350-3, CS-MF-600-3, CS-FF-600-3, CS-MF-1000-3, CS-FF-1000-3
Cx-6 – RF Equipment Protection up to 6GHz
Novaris gas discharge surge protectors are capable of passing RF signals to 6GHz (limited by connector type). N-type female / female protectors are suitable for bulkhead mounting.
Product Codes: CN-MF-90-6, CN-FF-90-6, CN-MF-230-6, CN-FF-230-6
CSTUB – RF Equipment Protection Tuned Stub
Novaris tuned stub surge protectors employ quarter-wavelength short circuit stub technology. Suitable for narrow bandwidth applications where no DC voltage is injected. RF power and surge rating are limited by the cables and connectors only.
Product Codes: CSTUB-D-MF-900, CSTUB-D-FF-900, CSTUB-N-MF-900, CSTUB-N-FF-900, CSTUB-D-MF-2400, CSTUB-D-FF-2400, CSTUB-N-MF-2400, CSTUB-N-FF-2400
EKIT – Cable Bonding Kit
Novaris Cable Bonding Kits are used to bond the shields of coaxial feeders and wave guides on communication towers and at cable entry points to communications buildings.
Product Codes: EKIT-012, EKIT-038, EKIT-012, EKIT-078, EKIT-158
An HF (high-frequency) surge arrester is designed to protect electrical systems from transient overvoltages, ensuring equipment safety and reliability. Its main purposes are:
- Clamping transient overvoltages: Diverts or short-circuits surge currents caused by lightning, switching operations, or faults, preventing voltage levels from rising high enough to damage equipment.
- Protecting sensitive equipment: Reduces stress on cables, transformers, switchgear, control systems, and communication lines, extending their life and reducing failure risk.
- Improving safety: Limits energy that could propagate to personnel or cause electrical fires.
- Maintaining uptime and reliability: By mitigating surges, it minimizes nuisance tripping and unplanned downtime in power distribution and industrial systems.
- Ground reference and coordination: Works in concert with protective devices (like fuses and breakers) to ensure surges are redirected safely to the ground path, with proper coordination to avoid unnecessary disconnections.
Key concepts:
- Type classifications: Surge arresters are often categorized as Type 1 (zenith protection against external surges), Type 2 (distribution level), and Type 3 (equipment-level) or combinations (Type 1+2+3) to address different surge sources.
- Protection modes: They provide energy-handling capability, residual voltage protection, and fast response times to capture both atmospheric and switching surges.
- Environment and installation: Must be selected and installed according to operating temperature, humidity, pollution level, and enclosure rating to ensure reliable performance.