Manuale Timer Legrand 03740 May 2026
Manuale Timer Legrand 03740
Descrizione generale
Il timer Legrand modello 03740 è un interruttore orario meccanico/elettromeccanico progettato per il controllo temporizzato di circuiti elettrici domestici e commerciali (illuminazione, riscaldamento, pompe, ecc.). Consente di programmare accensioni e spegnimenti automatici su base giornaliera.
Power Handling: It supports a maximum load of 16 amps at 230V; however, for loads exceeding this or for 3-phase systems, the Legrand 03740 instruction manual from waterheatertimer.org strongly advises using a 2-pole or 3-pole contactor. Manuale Timer Legrand 03740
- [ ] Is the timer in AUTO mode?
- [ ] Is the clock set to the correct day (1-7)?
- [ ] Are your ON times before your OFF times?
- [ ] Have you avoided overlapping programs?
- [ ] Did you press Menu to exit programming (not just OK)?
Risoluzione problemi comuni
- Timer non si muove: controllare alimentazione e fusibili; verificare che l'asse non sia bloccato da polvere.
- Uscita non commuta: controllare cablaggio, carico e portata relè.
- Orario non corrisponde: riallineare il quadrante alla corrente.
, which keeps the timer accurate during local power outages. Compact Form Factor one module wide Manuale Timer Legrand 03740 Descrizione generale Il timer
- Model Number: 03740 (often part of the Plexo or Ecogreen range).
- Rated Voltage: 230 V AC (50/60 Hz).
- Contact Configuration: 1 Changeover (1 CO / SPDT).
- Rated Current: Typically 16 A (Resistive load), 10 A (Inductive load).
- Min. Switching Interval: 1 minute.
- Memory Capacity: Up to 50 to 56 switching operations (model dependent).
- Backup Battery: Integrated rechargeable lithium battery (non-replaceable in some older units; designed for 100+ hours backup).
- Mounting: DIN Rail (standard 35mm).
Target Audience: Electricians, facility managers, and advanced DIY users requiring precise automation control. [ ] Is the timer in AUTO mode
- No complex menus – immediate visual feedback of the program.
- 100% reliable after power loss – the mechanical dial position doesn’t change, and the reserve keeps time.
- Durable, long life – tested for over 100,000 switching cycles.
Conclusion