TKDB1L-125 series leakage Circuit-breaker

The TKDB1L-125 series leakage circuit breaker is suitable for low-voltage final power distribution control and isolation in residential, industrial, and construction settings. It protects power distribution lines and electrical equipment from overloads and short circuits, and also provides protection against ground faults and direct or indirect contact electric shocks.

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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

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