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China factory - WENZHOU SANTUO ELECTRICAL CO.,LTD.

WENZHOU SANTUO ELECTRICAL CO.,LTD.

  • China,Wenzhou ,Zhejiang
  • Site Member

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China Gray 50Hz Thermal Overload Relay Bakelite Shell STH-40 Auxiliary Contact Block
China Gray 50Hz Thermal Overload Relay Bakelite Shell STH-40 Auxiliary Contact Block

  1. China Gray 50Hz Thermal Overload Relay Bakelite Shell STH-40 Auxiliary Contact Block

Gray 50Hz Thermal Overload Relay Bakelite Shell STH-40 Auxiliary Contact Block

  1. MOQ: 1000pcs
  2. Price: Negotiable
  3. Get Latest Price
Supply Ability 5000pcs/day
Standard IEC 60947-1
Coil Voltage 24,220,240,380,415V
Frequency 50Hz/60Hz
Color gray
Credential CE
Install Fixed
Brand Name SONTUOEC ,WZSTEC
Model Number STH
Certification CE
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Supply Ability 5000pcs/day Standard IEC 60947-1
Coil Voltage 24,220,240,380,415V Frequency 50Hz/60Hz
Color gray Credential CE
Install Fixed Brand Name SONTUOEC ,WZSTEC
Model Number STH Certification CE
Place of Origin China
High Light thermal protection relaythermal overcurrent relay

 

 

Gray Bakelite Shell Thermal Overload Relay STH-40 Auxiliary Contact Block

 

 

STH series of thermal overload relay can be used in the circuit of 50/60 HZ, rated insulation voltage 660 V, rated current 0.1-93A for protecting the phase break when the electric motor is overload , the relay has different mechanism and temperature compensation can be pluged in ST1 series AC contactor,It is the most advanced thermal relay in the nineties in the world the products comply with IEC 60947-4.

 

The thermal relay works on the principle of the thermal effect of electrical energy. The bimetallic strips, heating coils and the current transformers are the important parts of the thermal relay.
 

Specifications:


IEC STANDARD: 60947.1
COIL VOLTAGE:24,220,240,380,415V
RATED CURRENT:0.63,1,1.6,2.5,4,6,8,10,13,18,25,32(TR2-D13)
32,40A(TR2-D23)
32,40,50,65,70,80A(TR2-D33)
93,104,120,140A(TR2-D43)

 

 

Product Parameter​

 

Type Thermal Component
Rated Current
(A)
Regular or Scale of
Rated Current(A)
STH(GTH)-22 0.14 0.10-0.16
0.21 0.16-0.25
0.33 0.25-0.40
0.52 0.40-0.63
0.82 0.63-1.0
1.3 1.0-1.6
2.1 1.6-2.5
3.3 2.5-4.0
5 4.0-6.0
6.5 5.0-8.0
7.5 6.0-9.0
8.5 7.0-10.0
11 9.0-13.0
15 12.0-18.0
19 16.0-22.0
STH(GTH)-40 22 18.0-26.0
30 24.0-36.0
34 28.0-40.0
STH(GTH)-85 30 24.0-36.0
34 28.0-40.0
42 34.0-50.0
55 45.0-65.0
65 54.0-75.0
74 63.0-85.0

 

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter,Trading Company

  • Year Established:

    2005

  • Total Annual:

    350-500

  • Employee Number:

    50~100

  • Ecer Certification:

    Site Member

WENZHOU SANTUO ELECTRICAL Co., Ltd.(Before:YUEQING SHANTUO ELECTRICAL CO.,LTD.) is one of manufactories that specialize in manufacturing Circuit Breaker, AC CONTACTOR, Thermall Relay,Magnetic Starter(DOL),Solid State Relay,Distribution Case, Voltage Regulator  is located in Liushi, Wenzhou... WENZHOU SANTUO ELECTRICAL Co., Ltd.(Before:YUEQING SHANTUO ELECTRICAL CO.,LTD.) is one of manufactories that specialize in manufacturing Circuit Breaker, AC CONTACTOR, Thermall Relay,Magnetic Starter(DOL),Solid State Relay,Distribution Case, Voltage Regulator  is located in Liushi, Wenzhou...

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Get in touch with us

  • Reach Us
  • WENZHOU SANTUO ELECTRICAL CO.,LTD.
  • No. 3999 LiuJiang Road, Liushi, Yueqing, Wenzhou, Zhejiang, China
  • https://www.contactorcircuitbreaker.com/

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