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CJP-F series special surge protector for wind power system
Description

1. Application areas

CJP-F series special surge protector for wind power system is widely used in wind power generation system. Reasonable installation can effectively protect wind power system such as wind turbine generator set, control system and box transformer. As a surge protector for the fan's 690V power supply system, it protects the safety and reliability of the fan's power supply system.

 

2. Features

Reliable thermal trip protection device.

400/690V IT or TN-C power system protection.

Large flow rate and low residual pressure.

Reliable fault display and remote signaling alarm.

The enclosure protection grade is IP 20, and the flame retardant grade is UL 94 V-0.

Comply with IEC 61643-11, GB/T 18802.11 standard.


3. Model Definition

4. Technical data

model

CJPF-40/3P-760-S

CJPF-100/3P-760-S

According to the standard

GB/T 18802.11-2020 ( IEC 61643-11:2011,MOD )

Test category

Ⅱ类(T2)

System voltage Un

400/690V

Maximum continuous working voltage Uc

760V

working frequency

50/60 Hz

Nominal discharge current In (8/20μs)

15kA

40kA

Maximum discharge current Imax (8/20μs)

40kA

100kA

Voltage protection level Up (at:In)

3.0kV

4.0kV

Maximum backup fuse

100A(gL/gG)

125A(gL/gG)

operating system

IT,TN-C

protected mode

L-PE

Access method

in parallel

Corresponding time tA

≤ 25ns

The cross-sectional area of the copper wire connected by the terminal block

6 ~ 10 mm2

16 ~ 35 mm2

Maximum wiring area of remote signaling interface

1.5 mm2

Remote signaling alarm contact strength

AC: 250 V/0.5 A   125 V/1 A    DC: 30 V/0.1 A                      

Torque: terminal block/remote signaling interface

2.5 N•m / 0.25 N•m

Enclosure protection class (IP code)

IP20

Work instructions

When the window shows red, it means that the product has expired and needs to be replaced!

Dimensions

111 mm×53.6 mm×71 mm

96.7 mm×108 mm×65.5 mm

Installation form

35 mm standard rail

Flammability rating

UL94  V-0

range of working temperature

-40℃~  +80℃

Relative humidity range

5 %  ~ 95 %

Altitude range

-500 m  ~  +4000 m


5.appearance structure


6. Schematic diagram of circuit principle

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