Lightning Protection Systems

Cirprotec Nimbus 60 ESE air terminal

Early Streamer Emission and copper air terminals, plus strike counters, for direct-strike protection of buildings and equipment. Specified for residential, commercial, industrial, solar and infrastructure projects, they channel lightning currents to earth and need no maintenance in service.

Supplied products. Everything on this page is made by other manufacturers and supplied by Ashima Electrotech.

01 4 variants
protector ese lightning arrester
Fig. 01

Supplied by Ashima Electrotech · Made by Cirprotec · Protector · Orkou

ESE air terminals

Four Early Streamer Emission air terminals in stainless steel, differing in steel grade, published streamer advance time and whether a governing standard is cited.

Full description

ESE terminals intercept lightning currents and channel them safely to the ground. Bodies are stainless steel — AISI 316 on the Protector and both Cirprotec models — finished for all-weather outdoor service. Four models are supplied: Orkou, Protector, NLP 2200 and Nimbus 60.

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Common to all variants
Terminal type
Early Streamer Emission (ESE)
Body material
Stainless steel
Service
Outdoor, all-weather
Maintenance
Maintenance-free
Duty
Direct strike interception
ESE air terminals compared by material grade, streamer advance and standard
ModelMaterial gradeAdvance ΔTStandard citedExternal power
Cirprotec NLP 2200Stainless steel AISI 31660 µs——
Cirprotec Nimbus 60Stainless steel AISI 31660 µs——
Protector ESEStainless steel AISI 316—NFC 17-102Not required
Orkou ESEStainless steel, anti-corrosive coating——Not required
02 2 variants
acme copper lightning arrester
Fig. 02

Supplied by Ashima Electrotech

Conventional air terminals

Two conventional air terminals, one solid copper and one copper-bonded steel core, supplied in customisable heights and diameters with base or PVC plate mounting.

Full description

Both terminals divert lightning current to earth and are maintenance-free. The Acme Copper rod is pure copper; the Copper Bonded rod uses a high-strength steel core with uniform copper bonding. Heights and diameters are customisable, and the bonded rod ships with a base plate or PVC plate.

Common to all variants
Terminal type
Conventional air terminal
Duty
Diverts strike current to earth
Corrosion
Corrosion-resistant
Maintenance
Maintenance-free
Conventional copper air terminals compared by conductor and mounting
ModelConductorSizingBase option
Acme Copper Lightning ArresterPure copperCustomisable height and diameter—
Acme Copper Bonded ArresterCopper-bonded steel coreMultiple sizesBase plate or PVC plate
03 2 variants
cirprotec strike counter 401 cdr 401
Fig. 03

Supplied by Ashima Electrotech · Made by Cirprotec · Protector

Lightning strike counters

Two maintenance-free counters that record discharges passing through the down conductor, differing in ingress protection, mounting method and conductor compatibility.

Full description

Both counters record discharges passing through the down conductor so the protection system's efficiency can be assessed. The Protector unit is fully electronic, IP65, and fits in series or parallel; the Cirprotec CDR-401 is IP67 and clips on to flat tape or cable for retrofit.

Common to all variants
Function
Counts down-conductor discharges
Installed on
Down conductor
Maintenance
Maintenance-free
Purpose
Verifies protection system efficiency
Lightning strike counters compared by ingress protection and mounting
ModelIngress protectionMountingConductor types
Protector Lightning CounterIP65In series or parallel—
Cirprotec CDR-401IP67Clip-on retrofitFlat tape or cable
Manufacturer ratings

Rated by the manufacturer.

Early streamer emission

The manufacturers state NFC 17-102 testing for the ESE terminals; Cirprotec publishes a 60 µs advance for its models. Ask for the test certificate of the exact model.

Stainless steel AISI 316

The ESE range is manufactured in AISI 316 with an anti-corrosive conductive coating for coastal and industrial air.

No power supply

The terminals are entirely passive — nothing to power, nothing to replace.

Strike recording

Counters are IP65 and IP67 rated and clip onto flat tape or cable down-conductors.

NFC 17-102AISI 316IP65IP67
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What to send us

An air terminal is selected from the structure and the protection level, then verified against the manufacturer's test certificate. Send these with the quantity and delivery city and we will quote.

  1. 01 Structure height and footprint m
  2. 02 Required protection level I – IV
  3. 03 Mast height above the roof m
  4. 04 Down-conductor route and length m
  5. 05 Earth termination resistance Ω
  6. 06 Strike counter required Yes / no