HKel Electrical Appliances (Shanghai) Co., Ltd. is a professional low-voltage electrical appliances OEM licensing production and sales as one of the enterprises. Hangkai Professional Molded Case Circuit Breaker Manufacturer, mainly produces HKM1 Molded Case Circuit Breaker, HKM3 Molded Case Circuit Breaker, providing product maintenance, type selection, knowledge and other services. Tel: 021-57161889
MoreAt present, the model of circuit breaker in our country is generally composed of characters, symbols and figures in the following ways according to the national technical standards. Its representative meaning is:
(1) - - The product alphabet code, which is expressed by the following letters: product alphabet, product alphabet, product alphabet, product alphabet, product alphabet, product alphabet, product alphabet, product alphabet, product alphabet,
S-less oil circuit breaker;
D-multi-oil circuit breaker;
K-air circuit breaker;
L-Sulfur Hexafluoride Circuit Breaker;
Z - vacuum circuit breaker;
Q - gas circuit breaker;
C - Magnetic Blow Circuit Breaker.
(2) Location code of the installation:
N-- indoor;
W-- outdoor.
(3) Design serial number:
Expressed in numbers 1, 2, 3.
(4) - rated voltage, KV.
_ - Other characteristics of supplementary work:
G - improved type;
F - Phase separation operation.
_ - Rated current, A.
_ - rated on-off current, KA.
_ - Special environment code.
Meaning of Common Types of Low Voltage Circuit Breakers Series:
DW10 series frame automatic switch;
DWX15, DWX15C series universal current limiting circuit breakers;
DW17 (ME) series universal circuit breaker;
DZ10 series plastic shell type automatic switch;
DZ15 series plastic case circuit breaker;
DZX10 series plastic shell current limiting circuit breaker;
DZ20 series plastic case circuit breaker;
DZ25 series plastic case circuit breaker;
High Voltage Circuit Breaker Series:
DW series high-voltage outdoor installation of multi-oil circuit breaker;
SW series high voltage outdoor installation of less oil circuit breaker;
SN series high voltage indoor installation of less oil circuit breaker;
ZW series high voltage outdoor installation vacuum circuit breaker;
ZN series high voltage indoor installation of vacuum circuit breaker;
LW series high voltage outdoor installation SF6 circuit breaker;
LN series high voltage indoor installation of SF6 circuit breaker;
Note: 1. Some models here have been discontinued, but they are still in use.
2. Foreign imported and joint venture models are not included.
Supplement:
GW-110 (III) W-630 series:
G - - - disconnector;
W - --- Outdoor use;
110---------(III) Type III (design serial number);
630---------------- Applicable to the system with rated current below 630 A;
GN22-10/2000 Series:
G----------------- disconnector;
N--------------------- indoor use;
22----------------- Design serial number;
2000----------------- Applicable to the system with rated current below 200A;
SW2-110II Series:
S---------------- less oil circuit breaker;
W--------------------- Outdoor use;
2------------------- Design serial number;
110-------------- Applicable to the system with rated voltage of 110 KV;
II - ----------- Type II open </p> in this series of switches;
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Explanation of Specification Type Meaning of Plastic Case Circuit Breaker of Hangkai Electric Appliance
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