TKDB1L-125 series leakage Circuit-breaker
Belonging Category:
Keywords:
TKDB1L-125 series leakage Circuit-breaker
Product Details
Scope of Application and Main Features
The TKDB1L-125 series residual current circuit breaker is suitable for control and isolation of low-voltage terminal power distribution in residential, industrial, and construction fields. It protects power distribution lines and electrical equipment from overload and short circuits, and also provides protection against ground faults and direct or indirect contact electric shock.
Product Selection
TKD 1 |
B1L 2 |
- | 125 3 |
/ | 2P 4 |
100 5 |
OF1+SD1 6 |
Serial Number | Description | Model Meaning |
---|---|---|
1 | Enterprise code | TKD: Shandong Taikai Electrical Appliance Co., Ltd. |
2 | Product Category | B: Miniature Circuit Breaker (MCB), 1: Design SN, L: Leakage |
3 | frame size | 125 |
4 | Pole number | 1PN、2P、3P、3P+N、4P |
5 | Rated current | 63、80、100、125 |
6 | Attachment Code | OF1: Auxiliary contact, SD1: Alarm contact, MX+OF: shunt release |
Compliant Standards
● GB /T14048.2、IEC60947-2
Tripping Characteristics
● Instantaneous tripping range (8~12)In
Main technical parameters
● Rated working current(A): 63、80、100、125
● Rated voltage: AC 230V (1PN、2P) AC 400V (3P、3PN、4P)
● Breaking capacity: Standard type (Icu=Ics=6kA) H type (Icu=Ics=10kA)
● Mechanical life: 10000 times
● Rated residual operating current: 30mA、100mA、200mA、300mA
Dimensions
Pole number | 1PN | 2P | 3P | 3PN | 4P |
---|---|---|---|---|---|
a | 54 | 81 | 108 | 108 | 135 |
Stand working conditions
The installation altitude shall not exceed 2000m
Ambient temperature: -35°C~+70°C
Protection level: IP20
Damp heat resistance: Class 2 (relative humidity 95% at 55°C)
No significant vibration or impact
Wiring Capacity
The terminal wiring area is suitable for wires of 50mm² and below
Mounting Method
TH35mm standard rail, easy and convenient installation
Related Products
Product Inquiry
You can leave your opinions and suggestions here, and we will reply to you in time
SHANDONG TAIKAI ELECTRIC APPLIANCES CO., LTD.
Service Hotline:
86-538-8520889
Tel:
86-538-8520889(Sales and Marketing Support)
86-538-5366875(General Department, Human Resources Department)
Email:tkdgdq@163.com
Address: No.11 Leigushi East Street,Taishan District,TaiAnCity, Shandong Province

WeChat Official Account
copyright © 2025 ShanDong TaiKai Electric Appliances Co., Ltd.