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Switch Disconnector
HH15-QA/QP Switch Disconnector
Waterproof Box (Plastic Screw)
General Information
● Mainly used in the distributing and motor circuit which has high short-circuit current,
and acted as main switch or master switch infrequently operated by hand,
it is particularly suitable in the relative high class
with drawable low voltage complete equipment.
● They provide safety isolation and protection against overcurrent
for any low voltage electrical circuit.
● Standard: IEC/EN 60947-3
● Rated current: 125~3150A
NH40 Switch Disconnector
Waterproof Box (Plastic Screw)
General Information
● NH40 series switch-disconnector is applicable for AC 50Hz,
rated voltage AC 690V and below, DC 440V and below, rated current up to 3150A.
● It can be applied for manually infrequent making & breaking
and disconnecting of the circuit. Products with Ith under 1000A can be used as
load break switch. They provide safety isolation for any Low voltage circuit.
● Standard: IEC/EN60947-3.
● Rated current: 16~630A
HH15-QSA Fuse-switch Disconnector
Waterproof Box (Plastic Screw)
General Information
● Mainly used in the distributing and motor circuit which has high short-circuit current,
and acted as main switch or master switch infrequently operated by hand,
it is particularly suitable in the relative high class
with drawable low voltage complete equipment.
● They provide safety isolation and protection against overcurrent
for any low voltage electrical circuit.
● Standard: IEC/EN 60947-3.
● Rated current: 63~630A
NHR17 Fuse-switch Disconnector
Waterproof Box (Plastic Screw)
General Information
● NHR17 series fuse-swith disconnector is a new product developed by our company.
● Rated operational current up to 630A, rated frequency 50Hz, in the distribution circuit and motor circuit which has high short-circuit current as the power switch,
isolating switch, emergency switch as well as circuit protection, but normally it is not used to make and break a single motor directly.
● Standard: IEC/EN 60947-3.
● Rated current: 160~630A
NHR40 Fuse-switch Disconnector
Waterproof Box (Plastic Screw)
General Information
● NHR40 series switch-disconnector with fuse is applicable in the circuit of AC50Hz,
rated voltage AC690V and below, DC440V and below, rated current up to 630A.
● NHR40 series are infrequently manually operated multipolar fuse combination switches,
● They break or switch off on load and provide safely isolation and protection against overcurrent for any voltage electrical circuit.
● Standard: IEC/EN 60947-3.
● Rated current: 160~630A
NHRT40 Vertical Fuse-switch Disconnector
Waterproof Box (Plastic Screw)
General Information
● NHRT40 series are infrequently manually operated multipolar fuse combination switches,
● They break or switch off on load and provide safely isolation and protection against
overcurrent for any voltage electrical circuit.
● Standard: IEC/EN 60947-3.
● Rated current: 160~630A
NZ7 Automatic Transfer Switching Equipment
Waterproof Box (Plastic Screw)
General Information
● Applicable to the three-phase four-line two-circuit power supply network with an AC power frequency of 50Hz, rated operational voltage of AC400V, and rated operational
current of up to 630A, the NZ7 series automatic transfer switching equipment can automatically connect one or several loads from one power source to another to ensure the normal power supply of the load circuit.
HH15/QAS/QPS/QSS Changeover Switch
Waterproof Box (Plastic Screw)
General Information
● Mainly used in the distributing and motor circuit which has high short-circuit current,
and acted as main switch or master switch infrequently operated by hand,
it is particularly suitable in the relative high class
with drawable low voltage complete equipment.
● They provide safety isolation and protection against overcurrent
for any low voltage electrical circuit.
● Standard: IEC/EN 60947-3.
● Rated current: 125~3150A
NH40S Changeover Switch
Waterproof Box (Plastic Screw)
General Information
● Mainly used in the distributing and motor circuit which has high
short-circuit current, and acted as main switch or master switch
infrequently operated by hand, it is particularly suitable in the
relative high class with drawable low voltage complete equipment.
● They provide safety isolation and protection against overcurrent
for any low voltage electrical circuit.
● Standard: IEC/EN 60947-3.
● Rated current: 160~630A
NH40SZ Automatic Changeover Switch
Waterproof Box (Plastic Screw)
General Information
● NH40SZ automatic changeover switch disconnector can realize
automatic and manual changeover between normal and back up
power supply power, and stop power supplying to load when changeover
process of power supply is carried out.
● The switch is applicable for two circuits power supply and in the condition
which requires high quality power supply.
● Standard: IEC/EN 60947-3. 60947-6
● Rated current: 16~1600A
