





Share on
Piece
Negotiable
Product information
High-quality Industrial Device Ralay Raplace 21 Protection Modes Industrial Torque Motor Controller supplied by Jiangsu Sfere Electric Co., Ltd.. Bulk wholesale pricing is negotiable. Inquiry for latest prices.
-30℃~80℃
0.500kg
1 PC/CTN, Standard Export Packing or as for Accura
17.00cm * 17.00cm * 16.00cm
30000PCS/Per Month
45-65Hz
96*96*96mm
AC 100V/380V
-30℃~80℃
0.500kg
1 PC/CTN, Standard Export Packing or as for Accura
17.00cm * 17.00cm * 16.00cm
30000PCS/Per Month
45-65Hz
96*96*96mm
AC 100V/380V
AC 1A/ 5A
Aluminum Alloy
CCC, CE, UL
CE, ISO9001
China
Claim a refund if your order doesn't ship, is missing, or arrives with product issues.
Contact the supplier about freight and estimated delivery time.
Customized
Data Acquisition Gateway Lora Industrial
ELECNOVA
FOB, CIF, CFR, EXW
IEC-62053
LC, T/T, D/P, PayPal, Western Union, Small-amount payment
LCD
Multi-Function Energy Meter
New
RS-485, Modbus-RTU
Shanghai Port
Support payments in USD
WDH-31-580
China
Not specified
Not specified
1998-01-15
Not specified
598
LC, T/T, D/P, PayPal, Western Union, Small-amount payment
FOB, CIF, CFR, EXW
Shanghai Port
CE
Product Name: Hot sale industrial device WDH-31-580 ralay raplace 21 protection modes industrial torque Motor Controller
The WDH-31-580 serves as a safeguard for low-voltage AC motors, designed for use in motor systems operating at frequencies up to 50Hz and voltages up to 800A. It integrates monitoring, control, protective measures, and communication capabilities to deliver robust motor protection.
--Basic module
--Display module
--Residual CT(optional)
--External CT(optional):SHI-ZT40
5P10:500A/5A,800A/5A.corresponding conteoller rated current of 5A
|
Product Name
|
Hot sale industrial device WDH-31-580 ralay raplace 21 protection modes industrial torque Motor Controller | |
|
System
|
Rated voltage of motor
|
AC 380V or AC 660V,50Hz
|
|
Rated current of motor
|
0.1A~800A
|
|
|
Insulation resistor
|
≥100MΩ
|
|
|
|
Working range
|
AC 100~415V
|
|
Power consumption
|
≤3VA
|
|
|
|
Operating temperature
|
-20ºC~+60ºC
|
|
Relative humidity
|
≤93%RH
|
|
|
Storage temperature
|
-25ºC~70ºC
|
|
|
IP degree
|
Front:IP64,Rear:IP20
|
|
|
Protection Accuracy
|
Current/voltage
|
±1% of setting value
|
|
Thermal capacity
|
±1% of setting value
|
|
|
Delayed acting time
|
When delayed acting value <2s:±100ms
When delayed acting value ≥ 2s:±5%
|
|
|
Control Relay
|
Contact capacity
|
AC 250V/5A
|
|
Signal Relay
|
Contact capacity
|
AC 250V/5A
|
|
Analog Output
|
Mode
|
DC 4~20mA,RL≤350Ω
|
|
Insulation
|
|
≥2kVAC
|


|
|
THREE-PHASE CT
|
EXTERNAL CT
|
RESIDUAL CURRENT CT
|
||
|
Model
|
SHI01-I/SHI30-I/SHI200-I
|
SHI3000-I
|
SHI-ZT40
|
SHI-ZT30
|
SHI-ZT100
|
|
Diameter(mm)
|
20
|
30
|
42X30
|
31
|
100
|
|
Dimension(mm)
|
93X45X96
|
185X36X72
|
75X44X102
|
75X44X98
|
185X44X190
|




Q: Are you trading company or manufacturer ?
A: We are factory located in Jiangyin Jiangsu Province.
Q: Does your company provide customized manufacturing?
A: We provide OEM/ODM service to our customers. Our experienced R&D team will give our customer solution in a high efficiency way.
Q: How long is your delivery time?
A: 3-5 working days for the items were in stock, 15-21days for the items out of stock.
Q: Do you provide samples? Is it free or extra ?
A: You need to pay for the sample and cover the freight as well.
Q: What is your terms of payment ?
For orders under $3000, full payment is required prior to dispatch; for amounts exceeding $3000, 30% is due upfront, 70% before shipping, or an agreed-upon arrangement between both parties.
Supplier Review
Summary by Vivian
TRUST STARS
4.0/5
0 Reviews
Company Verification
0/4
Profile Completeness
67%
Avg. Product Score
0/5
Responsiveness
0%
Certification
CE
You can contact verified China supplier Jiangsu Sfere Electric Co., Ltd. through platforms like Freshdi.com to purchase Industrial Device Ralay Raplace 21 Protection Modes Industrial Torque Motor Controller. For direct inquiries, please contact Miss Jessica, the company’s representative. The supplier has a 4.0-star rating on Freshdi and has verified. You’ll receive product details, pricing, and shipping terms directly from supplier.
For Industrial Device Ralay Raplace 21 Protection Modes Industrial Torque Motor Controller, Jiangsu Sfere Electric Co., Ltd. accepts LC, T/T, D/P, PayPal, Western Union, Small-amount payment as the preferred payment method, the trade term is FOB, CIF, CFR, EXW, and shipments are typically arranged from port Shanghai Port, ensuring secure and timely international delivery.
The supplier Jiangsu Sfere Electric Co., Ltd. offers Industrial Device Ralay Raplace 21 Protection Modes Industrial Torque Motor Controller at negotiation.
Industrial Device Ralay Raplace 21 Protection Modes Industrial Torque Motor Controller is sourced from China and meets international export standards. Key specifications include: Trademark: ELECNOVA, Shipping Cost: Contact the supplier about freight and estimated delivery time., Material: Aluminum Alloy, Frequency: 45-65Hz, Type: Multi-Function Energy Meter, Package Gross Weight: 0.500kg, Trade Term: FOB, CIF, CFR, EXW, Payment Term: LC, T/T, D/P, PayPal, Western Union, Small-amount payment
You are viewing details for Industrial Device Ralay Raplace 21 Protection Modes Industrial Torque Motor Controller. The information provided here is either posted directly by the supplier, who is responsible for its accuracy, or collected by Freshdi AI from publicly available sources. Freshdi strives to make product information as useful and reliable as possible, but we do not guarantee complete accuracy. If you notice any incorrect or misleading details, please use the Report Product option so our team can review and address it quickly.

Negotiable
Min. order: Negotiable