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Protection & Control — Arc Flash, BZT, LV Release, Motor Protection
Arc flash protection, automatic bus transfer (BZT), LV intelligent release and motor protection relays for switchgear groups, dual-incomer substations, ACBs and MCC feeders.
Key Features
- Arc flash detection ≤100 ms with optical probes
- Automatic bus transfer for dual-incomer busbars
- L/S/I/G four-stage LV trip units
- Motor overload, phase-loss and locked-rotor protection
Applications
- KYN MV switchgear groups
- Dual-incomer substations
- LV ACB and MCC feeders
Product Drawing
Electrical Equipment - QD-SEC-AFP
APPEARANCE
Note: This is a general product illustration. For detailed technical drawings and specifications, please contact our engineering team.
Specifications Range
All specifications and dimensions can be customized upon request
Model Selector
| Key parameters | Model Range |
|---|---|
| Standard | IEC 60947-9-2, DL/T 526, IEC 60947-2, IEC 60947-4-1 |
Select 2-3 models to compare
| Compare | Model | Capacity (kVA) | HV Voltage (kV) | LV Voltage (kV) | Weight | Dimensions |
|---|---|---|---|---|---|---|
| QD-SEC-AFP | — | — | — | — | — | |
| QD-SEC-BZT | — | — | — | — | — | |
| QD-SEC-LVR | — | — | — | — | — | |
| QD-SEC-MP | — | — | — | — | — |
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