Home ProductsThermal Overload Relay

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

Certification
China WENZHOU SANTUO ELECTRICAL CO.,LTD. certification
China WENZHOU SANTUO ELECTRICAL CO.,LTD. certification
I'm Online Chat Now

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

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

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

Product Details:
Place of Origin: China
Brand Name: SONTUOEC ,WZSTEC
Certification: CE
Model Number: STH
Payment & Shipping Terms:
Minimum Order Quantity: 1000pcs
Price: Negotiable
Supply Ability: 5000pcs/day

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

Description
Standard: IEC 60947-1 Coil Voltage: 24,220,240,380,415V
Frequency: 50Hz/60Hz Color: Gray
Credential: CE Install: Fixed
High Light:

thermal protection relay

,

thermal 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

 

Contact Details
WENZHOU SANTUO ELECTRICAL CO.,LTD.

Contact Person: Sunny Zhang

Tel: 86-13868610160

Send your inquiry directly to us (0 / 3000)