Differential Relay CIRCUTOR
- Code / Model:
- Manufacturer: Schneider Electric
- Department: Reels and signal conditioning
- Category of products: Reels
- Sub-category: Difference railings
- You've seen it before.: 15
Front Panel
The front panel, which consists of a display, buttons, and LEDs, is protected by a sealable plastic cover, conveniently perforated to access the RESET, TEST, and PROGRAMMING keys.
Generic Functions of LEDs and Front Panel Keys
The device has two indicator lights or LEDs:
- Bicolor Green/Red LED:
- Off, the device is not operating or does not receive power supply.
- Green on, the device is operating. It receives power supply.
- Red on, the device has triggered.
- Yellow LED: Pre-alarm indication.
- Off, there is no pre-alarm trigger.
- On, steady, pre-alarm trigger without reconnection.
- On, flashing, pre-alarm trigger in a reconnection situation.
The device has 7 buttons described according to the accessibility level:
- RESET Key: Initializes the device after a trigger.
- TEST Key: Performs a trigger to check the correct operation of the relay.
- PROG/PAG Key: Key with dual function.
- Short press enters pre-alarm programming.
- Long press enters device programming via SETUP.