ZERA GmbH Kalibrierlabor
72 capabilities
Accredited since February 2026
Verified Apr 2026
One of 3,039 in Germany
Details
Humboldtstraße 2 a
Königswinter 53639 , Germany
Königswinter 53639 , Germany
Accreditation
Active
DAkkS
D-K-15103-01-01
Delivers a broad range of electrical calibrations covering direct and alternating current measurements, power, energy, and phase angle across multiple measurement ranges with high precision.
Accreditation Details
Accreditation Body
DAkkS
Number
D-K-15103-01-01
Status
ActiveSince
19 February 2026
Accreditation is granted under EU Regulation 765/2008 and assessed against ISO/IEC 17025. Data sourced from official DAkkS records.
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Test Capabilities (72)
| Standard Reference | Description | Category |
|---|---|---|
| - Gleichstromstärke | - Gleichstromstärke | Electrical |
| -100 V | > 100 V | Electrical |
| 0,005 V | 0,005 V | Electrical |
| 0,02 V | Gleichspannung 0,02 V | Electrical |
| 0,05 V | 0,05 V | Electrical |
| 0,1125 W | 0,1125 W | Electrical |
| 0,12 V | 0,12 V | Electrical |
| 0,3 mVA | 0,3 mVA | Electrical |
| 0,45 VA | 0,45 VA | Electrical |
| 0,75 mW | 0,75 mW | Electrical |
| 0,75 mvar | 0,75 mvar | Electrical |
| 0,9 var | 0,9 var | Electrical |
| 10 A | > 10 A | Electrical |
| 10 V | > 10 V | Electrical |
| 11,25 Ws | 11,25 Ws | Electrical |
| 11,25 vars | 11,25 vars | Electrical |
| 112,5 mvar | 112,5 mvar | Electrical |
| 2,4 kVA | 2,4 kVA | Electrical |
| 200 mV | 200 mV | Electrical |
| 25 mV | 25 mV | Electrical |
| 3 mVA | 3 mVA | Electrical |
| 3,6 VA | 3,6 VA | Electrical |
| 3,75 V | 3,75 V | Electrical |
| 30 mVA | 30 mVA | Electrical |
| 30 µVA | 30 µVA | Electrical |
| 300 VA | 300 VA | Electrical |
| 360 VAs | 360 VAs | Electrical |
| 45 VAs | 45 VAs | Electrical |
| 5 mvar | energie, Wirk-, Blind- und 37,5 mVAr | Electrical |
| 50 mA | > 50 mA | Electrical |
| 7,5 mW | Wechselstromleistung 37,5 mW | Electrical |
| 7,5 µW | 7,5 µW | Electrical |
| 7,5 µvar | 7,5 µvar | Electrical |
| 75 µW | 75 µW | Electrical |
| 75 µvar | 75 µvar | Electrical |
| 90 Ws | 90 Ws | Electrical |
| 90 vars | 90 vars | Electrical |
| > 0,02 A | > 0,02 A | Electrical |
| > 0,1 A | > 0,1 A | Electrical |
| > 0,1 V | > 0,1 V | Electrical |
| > 240 V | > 240 V | Electrical |
| > 500 V | > 500 V | Electrical |
| Blindleistung | Blindleistung | Electrical |
| Gleichstromenergie | Gleichstromenergie | Electrical |
| Phasenwinkel | Phasenwinkel | Electrical |
| Scheinenergie | Scheinenergie | Electrical |
| Scheinleistung | Scheinleistung | Electrical |
| Trennstromwandler | Trennstromwandler | Electrical |
| Wechselspannungs- -180° ≤ | Wechselspannungs- -180° ≤ | Electrical |
| Wechselstrom- 1,5 VA | Wechselstrom- 1,5 VA | Electrical |
| Wirkleistung | Wirkleistung | Electrical |
| dreiphasig 60 V; 120 V; 240 V | dreiphasig 60 V; 120 V; 240 V | Electrical |
| einphasig | einphasig | Electrical |
| einphasig 0,002 V | einphasig 0,002 V | Electrical |
| einphasig 0,05 A | einphasig 0,05 A | Electrical |
| messbrücke | messbrücke | Electrical |
| messbrücke mit ECT | messbrücke mit ECT | Electrical |
| messbrücke mit EVT | messbrücke mit EVT | Electrical |
| verhältnis | − Spannungsverhältnis | Electrical |
| δ I,I Wechselstromphasenwinkel zwischen Stromstärken | δ I,I Wechselstromphasenwinkel zwischen Stromstärken | Electrical |
| δ U,U Wechselspannungsphasenwinkel zwischen Spannungen | δ U,U Wechselspannungsphasenwinkel zwischen Spannungen | Electrical |
| (Härteskalen HV0,01 | (Härteskalen HV0,01 | Hardness (Vickers, Rockwell, Brinell) |
| 0,06 W | 0,06 W | Other |
| 0,06 Ws | 0,06 Ws | Other |
| 0,12 mWs | 0,12 mWs | Other |
| 0,6 mW | 0,6 mW | Other |
| 0,6 mWs | 0,6 mWs | Other |
| 24 Ws | 24 Ws | Other |
| Leistung 0,12 mW | Leistung 0,12 mW | Other |
| dreiphasig | dreiphasig | Other |
| 1: HNF4A, GCK, HNF1A, | DIN VDE 0472-1 | Product Safety (IEC 60335, IEC 62368) |
| - Spannungsverhältnis | Technical cleanliness of fluid system components (ISO 16232) | Technical Cleanliness |