1.Rated frequency: 50 or 60Hz;

2.Anti-Pollution grade: Class II;

3.Ambient temperature: -45℃+45℃ , daily average temperature not more than 30℃

4.Altitude:≤1000m;

The support type current transformer LZJC-10 with epoxy resin insulation is designed for current.

Power measurement and relay protection in 50Hz or 60Hz and rated voltage 10KV power system.

L Z J C - 10

differential protection

enhancement type

casting resin insulated

current transformer

voltage grade,KV

Normal conditions of use

TAILI 43

Instrument transformer series

The current transformer of the type LZZBJ-10 is a fully enclosed product.lt is used for metering

electric energy and current , relay protection in the electric power system up to rated frequency 50Hz

or 60Hz and rated voltage 10KV. The transformers can be executed according to the standards IEC185

and GB1208-1997

L Z Z B J - 10

Rated voltage(KV)

With protective class

Cast-resin insulated

Seat type

Norma Current transformer

l conditions of use

1.Rated frequency: 50 or 60Hz;

2.Anti-Pollution grade: Class II;

3.Ambient temperature: -45℃+45℃ , daily average temperature not more than 30℃

4.Altitude:≤1000m;

Extention output

TAILI 44 Instrument transformer series

1.Rated frequency: 50 or 60Hz;

2.Anti-Pollution grade: Class II;

3.Ambient temperature: -45℃+45℃ , daily average temperature not more than 30℃

4.Altitude:≤1000m;

The voltage transformers of the types JDZ(X)(F)10-10(A,B)G are single phase, casting

resin insulated and full enclosed products. They are used for metering electric energy,

voltage control and relay protection in the electric non-usefrul-ground neutral system up to

rated frequency 50Hz or 60Hz and rated voltage 10KV.

J D Z (X) (F) 10 -10 (A,B) G

with residual voltage winding

casting resin insulated

single phase

current transformer

separation of measur-ing and monitoring winding

Normal conditions of use

JDZ(F)10-10 Voltage

transformer 10KV design sequence

voltage grade,KV

Structure code

All insulation

TAILI 45

Instrument transformer series

Principle diagram

Notice details

In using, the secondary winding can not be short-circuited or operating over-load

Type Type

Fastener Fastener

G Grounding Bolt

rounding Bolt

TAILI 46 Instrument transformer series

TAILI 47

Instrument transformer series

1.Rated frequency: 50 or 60Hz;

2.Anti-Pollution grade: Class II;

3.Ambient temperature: -45℃+45℃ , daily average temperature not more than 30℃

4.Altitude:≤1000m;

This type of voltage transformer is epoxy resin vacuum casting semi-enclosed single-phase

indoor structure, mainly suitable for rated frequency of 50Hz or 60Hz, rated voltage 10KV and

below. Power system for power metering, voltage measurement.

J D Z (J) -10

with residual voltage winding

casting resin insulated

single phase

current transformer

voltage grade,KV

Normal conditions of use

TAILI 48 Instrument transformer series Principle diagram

Notice details

In using, the secondary winding can not be short-circuited or operating over-load

JDZ-10 JDZ-10

JDZ-10 JDZ-10

TAILI 49

Instrument transformer series

1.Rated frequency: 50 or 60Hz;

2.Anti-Pollution grade: Class II;

3.Ambient temperature: -45℃+45℃ , daily average temperature not more than 30℃

4.Altitude:≤1000m;

JSZW3-10 type voltage transformer is applicable to AC power system with rated frequency of

50Hz or 60Hz and rated voltage of 10kV for power metering, voltage monitoring and relay

protection.

J S Z W 3 - 10

Five-leg type

casting resin insulated

three phase

voltage transformer

design sequence

Normal conditions of use

JSZW3-10 Three phase

combined voltage

transformer 10KV

voltage grade,KV

Type

Accuracy class and

rated output(VA) rated insulation

level(KV)

JSZW3-10

JSZW3-6

JSZW3-3

Rated voltage ratio(V)

12/42/75

7.2/32/60

3.6/25/40

50 30 60 50 300

0.2 0.6 1 6P

10000/ 3/100/ 3/100/3

6000/ 3/100/ 3/100/3

3000/ 3/100/ 3/100/3

The current transformers of types LZZB9-35 are casting resins and fully enclosed. lt is used for

metering electric energy ad current ,relay protection in the electrical system up to rated frequency

50Hz or 60Hz and rated voltage 35KV.

L Z Z B J 9 - 35

DesignNo

With protective class

Casting insulatiom

Post type

Norma Current transformer

l conditions of use

1.Rated frequency: 50 or 60Hz;

2.Anti-Pollution grade: Class II;

3.Ambient temperature: -45℃+45℃ , daily average temperature not more than 30℃

4.Altitude:≤1000m;

Extention output

Rated voltage(KV)

Type

Rated secondary output (VA)

Raed dynamic

current(KA)

LZZBJ9-35

Rated primary

current

500lin

1s thermal

current(KA)

Accuracy class

combination

0.2 0.5 5P20

20-100

150-200

300-500

600-1250

1500-2000

2500

0.2/0.2

0.2/0.5

0.5/0.5

0.2/5P20

0.5/5P20

10 15 15

15 30 20

20 40 30

20 40 20

200lin

31.5

31.5/2

31.5/4

40/4 40/4125

80

TAILI 50 Instrument transformer series

TAILI 51

Instrument transformer series

1.Rated frequency: 50 or 60Hz;

2.Anti-Pollution grade: Class II;

3.Ambient temperature: -45℃+45℃ , daily average temperature not more than 30℃

4.Altitude:≤1000m;

The current transformers of types LZZB7-35 are casting resins and fully enclosed. lt is used for

metering electric energy ad current ,relay protection in the electrical system up to rated

frequency 50Hz or 60Hz and rated voltage 35KV.

L Z Z B 7 - 35

with protection

casting resin insulated

post phase

current transformer

design sequence

Normal conditions of use

voltage grade,KV

TAILI 52 Instrument transformer series LZZBJ4-35 type current transformer is applicable to the rated frequency 50Hz, rated voltage 35KV

power system outdoor device ZW7-40.5 type vacuum circuit breaker for electrical measurement and

protection.

L Z Z B J 4 - 35

DesignNo

With protective class

Casting insulatiom

Post type

Current transformer

Normal conditions of use

1.Rated frequency: 50 or 60Hz;

2.Anti-Pollution grade: Class II;

3.Ambient temperature: -45℃+45℃ , daily

average temperature not more than 30℃

4.Altitude:≤1000m;

Extention output

Rated voltage(KV)

Single transformation ratio

LZZBJ4-358

LZZBJ4-358

TAILI 53

Instrument transformer series

LZZBJ9-24/220b/2 series current transformers are used in power systems with rated frequency of

50HZ or 60HZ and rated voltage of 10KV for power metering, current measurement and relay

protection and relay protection.

L Z Z B J 9 - 24 / 220b / 2

DesignNo

With protective class

Casting insulatiom

Post type

Current transformer

Reinforced type

Rated voltage(KV)

Nominal width

Sructure code

Normal conditions of use

1.Rated frequency: 50 or 60Hz;

2.Anti-Pollution grade: Class II;

3.Ambient temperature: -45℃+45℃ , daily

average temperature not more than 30℃

4.Altitude:≤1000m;

TAILI 54 Instrument transformer series

TAILI 55

Instrument transformer series

1.Rated frequency: 50 or 60Hz;

2.Anti-Pollution grade: Class II;

3.Ambient temperature: -45℃+45℃ , daily average temperature not more than 30℃

4.Altitude:≤1000m;

The series of voltage transformers of the type JDZ(X)(F)9-35Q are full enclosed and casting resin

insulated products. They are used for metering electric energy; voltage control and relay

protection in the electric system up to rated frequency 50Hz or 60Hz and rated voltage 35KV.

J D Z (X) F 9 - 35 (G)

with residual voltage winding

casting resin insulated

single phase

current transformer

design sequence

Normal conditions of use

separation of measuring and monitoring winding

JDZ(F)9-35 Voltage

transformer 35KV

voltage grade,KV

All insulation

Principle diagram

Accuracy class

combinalion

Nameplate

The series of voltage transformers of the type JDZXF9-35 are full enclosed andcastingresin insulated

products. They are used for metering electric energy; voltage controland relay protection in the

electric system up to rated frequency 50Hz or 60Hz and ratedvoltage35KV.

J D Z X F 9 - 35

design sequence

with residual voltage winding

with residual voltage winding

single phase

Norma Current transformer

l conditions of use

1.Rated frequency: 50 or 60Hz;

2.Anti-Pollution grade: Class II;

3.Ambient temperature: -45℃+45℃ , daily average temperature not more than 30℃

4.Altitude:≤1000m;

separation of measuring and monitoring winding

voltage grade kV

JDZX(F)9-35 Voltage

transformer 35KV

Nameplate

M8 Earthing bolts

TAILI 56 Instrument transformer series

Principle diagram

JDZX (F) 11-20 type voltage transformer is suitable for AC power system with rated frequency of

50H or 60Hz and rated voltage of 20KV for power metering, voltage monitoring and relay

protection.

J D Z X (F) 11 - 20

with residual voltage winding

casting resin insulated

single phase

current transformer

Normal conditions of use

JDZX(F)11-20 Voltage separation of measuring and monitoring winding

transformer 20KV

design sequence

voltage grade,KV

1.Rated frequency: 50 or 60Hz;

2.Anti-Pollution grade: Class II;

3.Ambient temperature: -45℃+45℃ , daily average temperature not more than 30℃

4.Altitude:≤1000m;

TAILI 57

Instrument transformer series

TAILI 58 Isolating switch series

TAILI 59

Isolating switch series

Rated short time withstand current (KA)

Rated current (A)

Rated voltage (KV)

Design serial number

outdoors

Isolating switch

G W 4- 40.5/ □-□

Normal conditions of use

GW4 series Outdoor High Voltage disconnectors are 3 phase AC 50Hz or 60Hz high voltage switch

gears. They are used in no-load condition to switch off the electric circuit and isolate electrical

equipment, such as high voltage bus, circuit breaker etc, and high voltage line up to 252KV power

system. The disconnecting switch can be divided into: No grounding, Single grounding and Double

Grounding, and mechanical interlock is set between the main blade and earthing switch. This product

is double pole structure, mainly consisting of frame, porcelains and conductive parts. Two porcelain

poles of each phase are mounted respectively on bearing holders of both ends of the frame, and

connected by cross links for horizontal rotation. Each of the conductive blade is divided into two parts

fixed on the two supporting porcelains, and the contact part is right in the middle. It has pollution- proof

type and plateau type.

- Ambient temperature: max +45°C min -45°C

- Altitude: <3000m

- Wind pressure: ≤700Pa (equals to wind speed 34m/s)

- Air contamination degree: IV degree

- Earthquake intensity: 8 degree

- No corrosive or flammable gas

TAILI 60 Isolating switch series Mounting holes

TAILI 61

Isolating switch series

Rated short time withstand current (kA)

Rated current (A)

Rated voltage (kV)

Design serial number

outdoors

Isolating switch

G W 5- 40.5/ □-□

Normal conditions of use

GW5 series Outdoor High Voltage disconnectors consists of three single phase, V type for each phase,

symmetrical angle is 50’, disconnect switch is made of pedestal, post insulator and electric part, They

are used in no-load condition to switch off the electric circuit and isolate electrical equipment, such as

high voltage bus, circuit breaker etc, and high voltage line up to 252kV power system.GW5-40.5/72.5/

126/252 outdoor high voltage disconnecting switch is used to make or break high voltage circuit in

rated voltage 40.5kV, 72.5kV,126, 252kV, AC 50/60Hz electric system. lt can open and close small

capacitance and inductive current. This disconnecting switch accords with standards: EC62271-103

High voltage switches. GB1985: AC High voltage disconnect switch and earthing switch and lEC 60694

& GB/T11022: Common technical requirements of HV switch gear and control equipment.

- Ambient temperature: max +45°C min -45°C

- Altitude: <1000m

- Wind pressure: ≤700Pa (equals to wind speed 34m/s)

- Air contamination degree: IV degree

- Earthquake intensity: ≤8 degree

- No corrosive or flammable gas, no frequent violent vibration

TAILI 62 Isolating switch series base portion

(Double grounding type)

TAILI 63

Isolating switch series

Rated short time withstand current (KA)

Rated current (A)

Rated voltage (KV)

Design serial number

outdoors

Isolating switch

G W 8- 40.5/ □-□

Normal conditions of use

GW8(GW13)-40.5/72.5/126 series neutral point high voltage disconnecting switch is an outdoor

isolator of GW8-40.5, used for making and breaking transformer neutral point under no load condition.

The switch can be used CJ2 Type motor-driven operation mechanism or CS14G Type manual operation

mechanism. It consists of a single pole and operation mechanism. The single pole includes foundation,

support insulator, conducting arm and contact, etc. The operation mechanism realizes switching on or

off of disconnecting switch through connecting rod driving conducting arm. The product conforms to

IEC129, IEC694,GB1985-89.

- Ambient temperature: max +45°C min -45°C

- Altitude: ≤1000m

- Wind pressure: ≤700Pa (equals to wind speed 34m/s)

- Air contamination degree: Ⅲ degree

- Earthquake intensity: ≤8 degree

- No corrosive or flammable gas, no frequent violent vibration

TAILI 64 Isolating switch series Mounting holes

Neutral Point

Mounting holes

Type disconnect switch

Mounting holes

TAILI 65

Isolating switch series

Rated short time withstand current (kA)

Rated current (A)

Rated voltage (kV)

Design serial number

outdoors

Isolating switch

G W 9- 12/ □-□

Normal conditions of use

- Ambient temperature: max +45°C min -45°C

- Altitude: ≤1000m

- Wind pressure: ≤700Pa (equals to wind speed 34m/s)

- Air contamination degree: Ⅲ degree

- Earthquake intensity: ≤8 degree

- No corrosive or flammable gas, no frequent violent vibration

GW9-12(W) series outdoor high voltage disconnecting switch is used for AC 50Hz or 60Hz, rated voltage

up to10KV, 15KV, 24KV, making and breaking electric circuit under no load condition. The switch

consists of base, post insulator conducting parts, insurance hook and etc. Each phase has a

knife switch, and insulation hook rod can be used to open and close divide-shut brake. The knife switch

itself has a self-locking unit. The product conforms to IEC129, IEC694,GB1985-89.

Mounting hole size

Dimension

Series F Series igures

Figures

Rated thermal stability current (KA)

Rated current (A)

Through wall

styleRated voltage (KV)

Design serial number

indoor

G N 19 12/(C) □-□

Normal conditions of use

GN19-12 indoor HV disconnect switch applies t o power system of rated voltage below 12KV,

AC 50/60Hz. It is equipped with CS6-1 manual-operating mechanism and is used to break and

make circuit under no-load. There are additional pollution type, high-altitude type and power

indicating type.

- Ambient temperature: max. +45°C min. -45°C

- Altitude: ≤1000m

- Wind pressure: ≤700Pa (equals to wind speed 34m/s)

- Relative humidity: daily average ≤95%, monthly average ≤90%

- Earthquake intensity: ≤8 degree

- No corrosive, explosive or flammable gas ,no voilent vibration

TAILI 66 Isolating switch series

TAILI 67

Isolating switch series

Rated short time withstand currer

Rated current

With grounding device

Rated voltage

Design serial number

Indoor type

Lsolating switch

G N 30 - 12(D) □-□

Normal conditions of use

- Ambient temperature: max. +45°C min. -45°C

- Altitude: ≤1000m

- Wind pressure: ≤700Pa (equals to wind speed 34m/s)

- Relative humidity: daily average ≤95%, monthly average ≤90%

- Earthquake intensity: ≤8 degree

- No corrosive, explosive or flammable gas ,no violent vibration

GN30-12(D) series Indoor HV disconnecting switches is a new type of touch rotating knife isolator ,

which special designed for XGN2-12 HV switch gear, with rated voltage 12KV and three phase AC

50Hz or 60Hz indoor device. It’s mainly used for making and breaking circuit under with voltage and

no load.Its main structure in three-phase chassis of the upper and lower two plane, fixed two set of

insulator and contact, by rotating contactor, so as to realize switching on & off.

TAILI 68 Isolating switch series Interphase distance

Rated short time withstand current (KA)

Rated voltage (KV)

Design serial number

Indoor

Grounding switch

J N 15-12/31.5 - □

Normal conditions of use

1.Altitude: ≤1000m

2.Ambient temperature: -45°C ~+45°C

3.Earthquake intensity: ≤8 degree

4.Pollution level: II

5.Relative humidity: Daily averages95%,Monthly average≤90%

JN15-12/31.5 is suitable for use in 12Kv and below AC 50Hz or 60Hz power system, and

can be used with various types of high-voltage switchgear, and can also be used for

grounding protection when overhauling high-voltage electrical equipment. This type of

switch can be used together with the charged display device.

Product Model unit Data

KV

KA

S

KA

KA

12

31.5

4

80

80

Rated voltage

Rated short-time withstand current

Rated short-circuit duration

Rated short-circuit making current

Rated peak withstand current

KV

time

Rated

insulation level

PF withstand

voltage(1 min)

Lightning impulse

withstand voltage

Phase to earth

Phase to phase

42

75

2000

TAILI 69

Isolating switch series

TAILI 70 Isolating switch series Interphase distance

Rated short time withstand current

Rated voltage (KV)

Design serial number

Indoor devices

Grounding switch

J N 17-12/40 - □

Normal conditions of use

1.Altitude: ≤1000m

2.Ambient temperature: -45°C ~+45°C

3.Earthquake intensity: ≤8 degree

4.Pollution level: II5.Relative humidity: Daily averages95%, Monthly average≤90%

JN17-12/40 indoor AC high voltage grounding switch is an advanced level product with high-tech

parameters performance. After comprehensive evaluation, it conforms to GB1985 and IEC129,

applies to power system of 3-12kV and three-phase AC 50( 60)Hz. It owns short-circuit making

capacity to protect other electric equipment not being damaged. Can be used with various high

voltage switchgear, also play a protective role in the high-voltage electrical equipment overhaul.

Product Model unit Data

KV

KA

S

KA

KA

12

40

4

100

100

Rated voltage

Rated short-time withstand current

Rated short-circuit duration

Rated short-circuit making current

Rated peak withstand current

KV

time

Rated

insulation level

PF withstand

voltage(1 min)

Lightning impulse

withstand voltage

Phase to earth

Phase to phase

42

75

2000

TAILI 71

Isolating switch series

1.Altitude: ≤1000m

2.Ambient temperature: -45°C ~+45°C

3.Earthquake intensity: ≤8 degree

4.Relative humidity: Daily averages95%,Monthly average≤90%

Interphase distance

Rated short time withstand current (KA)

Rated voltage (KV)

Design serial number

Indoor

Grounding switch

J N 22-40.5/31.5 - □

Normal conditions of use

JN22-40.5/31.5 indoor AC high voltage earthing switch is an advanced level product with high-tech

parameters performance. After comprehensive evaluation, it conforms to GB1985 AC HV disconnect

switch and earthing switch, applies to power system of 40.5KV and AC 50Hz or 60Hz. Can be used with

KYN61 -40.5 and other types high voltage switchgear, also play a protective role in the high-voltage

electrical equipment overhaul.

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Address: No.81, Jingsan Road, Economic Development Zone,

Yueqing City, Zhejiang Province

Mob: +86-15067876688

Tel:+86-0577-61810678

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