SPECIFICATIONS
Brand Name: Keszoox
Certification: CE
Choice: yes
High-concerned chemical: None
Is Smart Device: No
Model Number: DGLBD-125/2 DGLBD-125/4PV
Origin: Mainland China
Rated Voltage: 220V
Type: Mini
is_customized: Yes
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DGLBD-125/2PV DGLBD-125/4PV |
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PC-class Infrequent Change-over Switch (Dual Power Design) |
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Automatic transfer to backup power (B) when main power (A) fails: - Transfer speed <50ms - Priority given to Power A when both sources are available |
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City Power ⇆ PV(Only for PV system and Inverter.) |
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Current: 10-125A |
Voltage: AC 220V/110V |
Frequency: 50-60Hz |
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Operational Rules - Manual switching prohibited in auto mode - 4P models require correct phase sequence - Coil voltage range: 85%-110% rated voltage |
Maintenance - Complete power cutoff required before manual operations - Silver alloy contacts may degrade faster due to inconsistent manual operation speeds |
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Automatic Mode - Set selector switch to ''Auto'' position - Control circuit energized immediately after transfer |
Manual Mode 1. Mandatory pre-steps: - Cut off all power - Set selector to ''Manual'' position 2. Must return to ''Auto'' position after completion |
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1. Insufficient voltage causes coil overheating/burnout 2. Incorrect phase sequence leads to contact burnout 3. Manual switching under load may damage control circuit |
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