Specifications

Description

HR18(DNH7) fuse switch disconnector(630A)
Rated voltage:380V
Rated current:630A
3P or 4P
with fuse link:NT2

HR18(DNH7) fuse switch disconnector

1. Description:

DNH7 series fuse type load isolating switch is applicable to high short circuit current circuit with AC 50(60)Hz, voltage up to 660V and rated working current up to 1600A. It possesses upper and lower end input and output structure. Lead in equipment with knife-edge and arc extinguishing equipment, and also can be operated with load. It is used as power switch, isolating switch and emergency switch, and for protecting current..

2. Specification:

Model No.

DNH7-160A

DNH7-2501A

DNH7-400A

DNH7-630A

Matched fuse link

NT00

NT1

NT2

NT3

Rated Voltage (V)

400

500

690

400

500

690

400

500

690

400

500

690

Rated Current (A)

125

160

125

 

250

200

 

400

315

 

630

500

Thermal current (A)

160

250

400

630

Rated insulated votage(V)

1000

1000

1000

1000

Rated impulse withstand voltage (V)

8000

8000

8000

8000

Fuse short circuit protected current (kAms)

50

50

50

50

Rated making and breaking capacity

AC23B

AC22B

AC21B

AC23B

AC22B

AC21B

AC23B

AC22B

AC21B

AC23B

AC22B

AC21B

Rated frequency (Hz)

50/60

50/60

50/60

50/60

Fuse link power loss (W)

 3.5

7.5 

13 

24 

Electrical life

200 

200 

 200

200 

Mechanical life

 1400

1400 

 800

800 

Protection degree of front cover

Open

IP20 

IP20 

IP20 

IP20 

Close

IP30

IP30

IP30

IP30 

3.Outline dimension:

 

 

4.CE report:


Terms

FOB Price:
Minimum Order: 1 Piece/Pieces
Port: Ningbo/Shanghai
Payment Terms: L/C,T/T,Western Union

Dexian Liu's Products

You can verify Dexian Liu using your contacts and professional networks.

Recently Viewed Products
Popular Products on Tradesparq