This appears to be an ADOC digital control unit for motor/pump applications. Here are the key specifications and features:
Operating Parameters:
- Voltage range: 300V to 450V
- Model: ADOC-23 (317*2409*1310)
- Configurable for 2-phase and 3-phase systems
Main Functions:
1. Timing Controls:
- Auto Time: 20-999 seconds
- Trip Delay: 3-20 seconds
- On/Off Time settings up to 999 minutes
2. Protection Features:
- 3-phase overload protection (3-40 Amps)
- 2-phase overload protection (4-50 Amps)
- Dryrun protection for both 2P (0-49 Amps) and 3P (0-39 Amps)
- Surge protection built-in
- Voltage difference monitoring
3. Interface:
- Digital display
- SET, UP, DOWN, and ENT/RST buttons
- Manual/Auto operation switch
- Phase selection (3PH/ALL PH)
- Status indicators for R,Y,B phases
4. Advanced Features:
- Auto/Manual reset options
- Float switch compatibility
- Real-time current monitoring
- Power trip detection
- Automatic sequence reversal capability
Connection terminals include inputs for phases (R,Y,B), control signals (CO, Ra, Ya), and auxiliary connections (+12V, FLT, R1, R2).
Button Functions on ADOC:
1. SET Button (Red)
- Enters programming mode
- Confirms parameter selections
- Used to navigate through settings menu
2. UP Arrow (Green)
- Increases parameter values
- Navigates up through menu options
- Selects higher range settings
3. DOWN Arrow (Green)
- Decreases parameter values
- Navigates down through menu options
- Selects lower range settings
4. ENT/RST (Red)
- ENT: Confirms and saves settings
- RST: Resets alarms and fault conditions
- Long press for system reset
5. Manual/Auto Switch
- MAN: Manual operation control
- AUTO: Automated operation based on settings
6. Phase Selection Switch
- 3PH: Three-phase operation mode
- ALL PH: All phase monitoring mode
Parameters Adjustable via Buttons:
- Auto Time (20-999 sec)
- Trip Delay (3-20 sec)
- Overload settings (2P/3P)
- Dryrun protection values
- On/Off timing (999 min)
- Float switch settings
- Voltage difference thresholds
1. At - Auto Time (20-999 Sec)
2. dt - R2 Open Time (2-25 Sec)
3. td - Trip Delay (3-20 sec)
4. o3 - Overload 3P (3-40 Amps)
5. d3 - Dryrun 3P (0-39 Amps)
6. o2 - Overload 2P (4-50 Amps)
7. d2 - Dryrun 2P (0-49 Amps)
8. H3 - High Vol 3Ph Set
9. L3 - Low Vol 3Ph Set
10. H2 - High Vol 2Ph Set
11. L2 - Low Vol 2Ph Set
12. Ud - Voltage Diff Set
13. on - On Time (999 Min)
14. oF - Off Time (999 Min)
15. FL - Float (1-0)
Additional settings:
- rd: Dryrun Reset (1-Auto, 0-Manual)
- rf: Off Delay Reset (1-Auto, 0-Manual)
The ADOC is a sophisticated digital motor protection unit operating at 300-450V for both 2-phase and 3-phase systems. It features comprehensive protection against overload, dryrun, and voltage fluctuations, with adjustable timing controls. The unit incorporates surge protection, real-time monitoring, and automatic sequence reversal, making it ideal for industrial pump and motor applications. Its digital interface allows precise parameter adjustment through a user-friendly control panel.
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