Electrical relays - Tests and measurements - Part 21: Thermal endurance
(Relais electriques - Essais et mesurages - Partie 21: Endurance thermique)

Standard published on 11.8.2025

Electrical relays - Tests and measurements - Part 22: Limiting continuous current
(Relais electriques - Essais et mesurages - Partie 22: Courant limite de service continu)

Standard published on 22.4.2025

Electrical relays - Tests and measurements - Part 24: Load transfer
(Relais electriques - Essais et mesurages - Partie 24: Transfert de charge)

Standard published on 23.4.2025

Electrical relays - Tests and measurements - Part 25: Magnetic interference
(Relais electriques - Essais et mesurages - Partie 25 : Perturbations par les champs magnetiques)

Standard published on 27.2.2025

Electrical relays - Testing and measurement - Part 27: Electrical contact noise
(Relais electriques - Essais et mesurages - Partie 27: Bruit electrique de contact)

Standard published on 23.4.2025

Electrical relays - Tests and measurement - Part 28: Thermoelectric electromotive force (e.m.f.)
(Relais electriques - Essais et mesurages - Partie 28: Force electromotrice (f.e.m.) thermoelectrique)

Standard published on 23.4.2025

Electrical relays - Tests and measurements - Part 29: Capacitance
(Relais electriques - Essais et mesurages - Partie 29: Capacite)

Standard published on 6.6.2025

Electrical relays - Tests and measurements - Part 3: Relay coil properties
(Relais electriques - Essais et mesurages - Partie 3: Caracteristiques de la bobine du relais)

Standard published on 4.3.2026

Electrical relays - Tests and measurements - Part 30: Contact sticking (delayed release)
(Relais electriques - Essais et mesurages - Partie 30: Collage de contacts (relachement differe))

Standard published on 2.7.2025

Electrical relays - Tests and measurements - Part 31: Magnetic remanence
(Relais electriques - Essais et mesurages - Partie 31: Remanence magnetique)

Standard published on 19.8.2025