| Customization: | Available |
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| Theory: | Phase Sequence Protection Relay |
| Usage: | Protection |
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| Model | SMGQ-3S |
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Protection function
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1.over voltage protection, 2.under voltage protection ,
3. phase failure protection, 4.phase sequence protection
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Operation power
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3-phase AC380v, 50Hz/60 Hz
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The range of voltage protection
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Under voltage protection: 300-380v
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Over voltage protection: 380-460v
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Delay time range
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actuating time of Under voltage protection: 2-9s
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actuating time of Over voltage protection:1.5-4s
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actuating time of phase failure and phase sequence
protection:2s/Max.
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Reset
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Automatically reset
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Contact capacity
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3A AC380 v (resistance)
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Power consumption
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≤1w
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Insulation resistance
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≥100Mohm (20°C relative humidity 85%)
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Contact resistance
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≤0.03ohm
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Electrical life
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1×105 times
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Ambient temperature
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-5°C~+40°C
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Ambient humidity
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85%(20±5°C)
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Dielectric strength
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No breakdown and flashover, under the condition of lasting to
operate power AC(50Hz)1500V for 1 minute.
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Installation type
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1. 35mm track mounting, 2. screw mounting on the back board
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We mainly produce all types of relays, such as Power Relay,PCB Relay, General-purpose Relay,Solid State Relay, Time Relay, Automotive Relay,Counter,Thermal Relay, Electromagnetic Relay,Earth Leakage Relay,liquid Level Relay,motor control motor protection series, Relay Socket.
IS09001 quality management have been strictly operating in our corporation,Meanwhile the products have been approved by UL,CUL,TUV,CE,000 Certificate. The company is advanced in technical strength and has adopted auto, semi-auto production line to manufacture product Me are also strong in the technical reform, new items development and some products have passed new design patent.
Looking into the future, the group will face more business opportunity, and more challenge. Naidian will comply with request and development of epoch, continue to further and reform innovation, expand capital strength, implement brand strategy, create the new increasing point, and look forward to cooperate with customers al home and abroad.
Excellence, share with the world. ----- Naidian Group Co.,Ltd.
1. who are we?
We are based in Zhejiang, China, start from 1989,sell to Domestic Market(80.00%),Mid East(20.00%). There are total about 51-100 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Electromagnetic miniature relay,Time control relay,Electrical network protection relay
4. why should you buy from us not from other suppliers?
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5. what services can we provide?
Accepted Delivery Terms: FOB,CIF,EXW;
Accepted Payment Currency:USD,CNY;
Accepted Payment Type: T/T;
Language Spoken:English,Chinese
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