3 Phase Voltage Monitoring Relay LCD Display Voltage Protection Relay With Multi Protective Function 380V relay
- Category: >>>
- Supplier: Yueqing Jieyue Electronic Co. Ltd.
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Product Overview
Description
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Products Description
Features:
●Microprocessor technology provideshighly accurate and repeatable protection
●Built-in LCD and keypad afford a precisediqital setting
●Compact modular 43mm housing
●Adjustable over-and undervoltage,phase unbalance threshold
●Independent adjustable delay time forovervoltage, undervoltage phase unbalance
●Adjustable reset method automatic resetor manual reset
●1 NO& 1 NC contacts
●Failure recording with last 3 faults
●Rated voltage: 380V 50-60Hz, Operating range: 300-490VAC
Protective Functions:
●Phase Loss(Failure)
●Phase Sequence(Reversal)
●Phase Unbalance(Asymmetry)
●Undervoltage
●Overvoltage
Applications:
●Pumps, Fans, Refrigeration Unit, Blowers, Motors, Compressors, Lifts, Elevators, Crane, Mining excavators and conveyors
Product Parameters:
1.Model number : STVP-931
2.Rated supply voltage:380VAC
3.Operating Range:300-490VAC
4.Voltage Hysteresis:10V
5.Automatic reset time:5s
6.Asymmetry Hysteresis 2%
7.Phase loss tripping time:1s
8.Phase sequence tripping time:instant
9.Measurement error:<1% with ajustable voltage range
10.falure recording:three times
11.Output type:1NO&1NC
12.Contact capacity:6A,250VAC/30ADC(resistive load)
13.Degree of protection:IP20
14.Working condition:-25-65 degree,<85% RHmbon-condensing
15.Mechanical durability:1000000 cycles
16.Dielectric strength:>2K Vac 1MIN
17.Weight:128g
18.Mounting:35mm DIN rail
19:Dimensions:80*54*44mm
●Microprocessor technology provideshighly accurate and repeatable protection
●Built-in LCD and keypad afford a precisediqital setting
●Compact modular 43mm housing
●Adjustable over-and undervoltage,phase unbalance threshold
●Independent adjustable delay time forovervoltage, undervoltage phase unbalance
●Adjustable reset method automatic resetor manual reset
●1 NO& 1 NC contacts
●Failure recording with last 3 faults
●Rated voltage: 380V 50-60Hz, Operating range: 300-490VAC
Protective Functions:
●Phase Loss(Failure)
●Phase Sequence(Reversal)
●Phase Unbalance(Asymmetry)
●Undervoltage
●Overvoltage
Applications:
●Pumps, Fans, Refrigeration Unit, Blowers, Motors, Compressors, Lifts, Elevators, Crane, Mining excavators and conveyors
Product Parameters:
1.Model number : STVP-931
2.Rated supply voltage:380VAC
3.Operating Range:300-490VAC
4.Voltage Hysteresis:10V
5.Automatic reset time:5s
6.Asymmetry Hysteresis 2%
7.Phase loss tripping time:1s
8.Phase sequence tripping time:instant
9.Measurement error:<1% with ajustable voltage range
10.falure recording:three times
11.Output type:1NO&1NC
12.Contact capacity:6A,250VAC/30ADC(resistive load)
13.Degree of protection:IP20
14.Working condition:-25-65 degree,<85% RHmbon-condensing
15.Mechanical durability:1000000 cycles
16.Dielectric strength:>2K Vac 1MIN
17.Weight:128g
18.Mounting:35mm DIN rail
19:Dimensions:80*54*44mm
FAQ
Most asked questions by our partners
Q：Who are you?
A: We are a professional supplier of electronic components from Zhejiang Yueqing.we can offer the most competitive price.
A: We are a professional supplier of electronic components from Zhejiang Yueqing.we can offer the most competitive price.
Q: Are you manufacturer or just dealer?
A: We're manufaturer, we do produce all products by ourself. Welcome to visit our plant at any time.
Q: How about your quality control?
A: All the products will be 100% checked before the shipment.
A: We're manufaturer, we do produce all products by ourself. Welcome to visit our plant at any time.
Q: How about your quality control?
A: All the products will be 100% checked before the shipment.
Q: I couldn't find the products I want in your catalogue, can you develop it for me?
A: Yes. we have a research & development dept.
Q:What are your terms of payment?
A: Order $1000 + T/T, 30% deposit to arrange shipment. The remaining 70% is paid before shipping.
Q: How could I get a sample?
A: Free sample,you can take it from our office by your express delivery or pay express fee to us to send you.
Q: Can we ask for support if we run into trouble?
A: Of course, if there are any quality issues or problems; We can provide technical support or return services.
Q: Shipping
A: UPS / Fedex / DHL / TNT / EMS. or pls contact us directly which way your pre ferred.
A: Yes. we have a research & development dept.
Q:What are your terms of payment?
A: Order $1000 + T/T, 30% deposit to arrange shipment. The remaining 70% is paid before shipping.
Q: How long is the lead time?
A: Normally we keep stock for most products, the lead time is 1-5 days as soon as the payment is released.
For customized products, it takes longer.
A: Normally we keep stock for most products, the lead time is 1-5 days as soon as the payment is released.
For customized products, it takes longer.
Q: How could I get a sample?
A: Free sample,you can take it from our office by your express delivery or pay express fee to us to send you.
Q: Can we ask for support if we run into trouble?
A: Of course, if there are any quality issues or problems; We can provide technical support or return services.
Q: Shipping
A: UPS / Fedex / DHL / TNT / EMS. or pls contact us directly which way your pre ferred.
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