1. Application scope
DZ-3E, 3E/J type intermediate relay (hereinafter referred to as relay) is an electromagnetic coil type multi contact AC and DC auxiliary relay. Used in relay protection and automatic control systems to increase the number and capacity of contacts. The DZ-3E type is used for DC circuits, while the DZ-3E/J type is used for AC circuits.
2. Main technical parameters of DZ-3E, 3E/J series intermediate relays
Rated voltage: AC 220V, 110V, 48V, 24V; DC 220V、110V、48V、24V。
Contact form: 8 dynamic contacts; 6 dynamic combination and 2 dynamic disconnection; 4 dynamic connections and 4 dynamic disconnections; 2 dynamic combination and 6 dynamic disconnection; 8 dynamic breaks; 7 dynamic in 1 dynamic break; 10 dynamic connections and 4 dynamic disconnections; 4 dynamic connections and 10 dynamic disconnections; 7 dynamic connections and 7 dynamic disconnections.
Action value: The action voltage of the DC relay shall not exceed 70% of the rated voltage; The operating voltage of the AC relay shall not exceed 85% of the rated voltage.
Action time: no more than 50ms.
Power consumption: not exceeding 11W.
Contact capacity: In a DC inductive load circuit with a voltage not exceeding 250V, a current not exceeding 5A, and a time constant of 5 ± 0.75ms, the output contact of the product has a breaking capacity of 50W. Under the specified load conditions, the output contact of the product can reliably operate and return 5 × 104 times. The long-term allowable current for the output contact is 5A.
Dielectric strength: The conductive terminals of the product are connected together and can withstand an AC voltage of 2000V (effective value) 50Hz for 1 minute between exposed non charged metal parts or shells without insulation breakdown or flashover.
3. Internal wiring diagram

4. Appearance and opening size
The relay adopts JCK-11A/3 housing, with external dimensions and installation opening diagram.
DZ-3E, 3E/J series intermediate relays