1，互感器范圍非常廣泛，可以滿足任何需要。有開環和閉環，遞加和倍加多重選擇

如果能夠正確使用差壓保護設備，那么就可以保證貨品，線路和電路板的**。 DER3系列接地差動保護繼電器
可以大范圍調節閾值電流色散（*大5A）和繼電中斷 閾值（*大5秒），從而能夠提供多種不同的差動保護。 
DER3系列接地差動保護繼電器結合新開發的“D”系列互感器（可以選擇開環式或者 閉環式），確保工廠生產的
高度**。并且完全符合國際標準下列要求 - 電流失真不敏感; - 抗干擾能力強; DOSSENA繼電器 DOSSENA互感器 DOSSENA電流表 DOSSENA意大利

DER3/0D
DER3/0I
DER3/1D
DER3/1DL
DER3/1I
DER3/2D
DER3/0E
DER3/2DRS
DER3/2I
DER3/2IRS
DER3/2IM
DER3/2IMRS
DER3B/2I
DER3B/2IRS
DER3BDUAL/2I
DER3BDUAL/6D
FLANGIA 2-3-6 DIN
PSR2
PSR3
TOROIDI SERIE B CHIUSI
SERIE-D/OPENING
SERIE-D/CLOSED
SERIE-D/MULTIPLIER
SERIE-D/ADDER
SERIE-LT

DOSSENA繼電器 DOSSENA互感器 DOSSENA電流表 DOSSENA意大利
SRI/D2
SRI/D3
SRI/HX
SRI3/0DF
SR3/1DF
SRI3/1DFRS485
SRI3/D2
SRI3/EXT
SRI3/H
9SRI3/HRS485
SRI3/SOL
SRI3/SOLRS485
ISA-RACK12
ISA-RACK20
ISA-RACK28
MICROSIA12P
RECA/E4
RECA/E4 RS485
RECA/E8
RECA/E8 RS485
RECA4
RECA8
RFH
RFX/7 - RFX/12
T154
DCT,
DVA3D
DVA3Q
EASYPOWER
MIDO3D
MIDO3D-RS
MIDO6D
MIDO6D-CA
MIDO6D-RS
MIDO6D-RS-CA
MIDO6D-RS-UI
MIDO6D-UI
MIDO96
MIDO96-CA
MIDO96-RS
MIDO96-RS-CA
MIDO96-RS-UI
MIDO96-UI
MULTILOG-ETH
MULTILOG
RPT2
TAB1
TAB2
TAB3

DOSSENA繼電器 DOSSENA互感器 DOSSENA電流表 DOSSENA意大利 型號
DER3/0E
DER3/0I
DER3/0D
9DER3/0E
9DER3/0ECC
9DER3/0I
9DER3/0ICC
9DER3/0D
9DER3/0DCC
DER3/1I
DER3/1D
DER3/1DL
9DER3/1I
9DER3/1ICC
9DER3/1D
9DER3/1DCC
9DER3/1DL
9DER3/1DLCC
DER3/2I
DER3/2IRS
DER3/2IM
DER3/2IMRS
DER3/2D
DER3/2DRS
9DER3/2I
9DER3/2ICC
9DER3/2IRS485
9DER3/2ICCRS485
9DER3/2IM
9DER3/2IMCC
9DER3/2IMRS485
9DER3/2IMCCRS485
9DER3/2D
9DER3/2DCC
9DER3/2DRS485
9DER3/2DCCRS485
DER3BDUAL/2I
DER3BDUAL/2I
DER3BDUAL/6D
DER3BDUAL/6D

DOSSENA繼電器 DOSSENA互感器 DOSSENA電流表 DOSSENA意大利
9DER3BDUAL/2I
9DER3BDUAL/2ICC
9DER3BDUAL/2IR
9DER3BDUAL/2ICCR
9DER3BDUAL/6D
9DER3BDUAL/6DCC
9DER3BDUAL/6DR
9DER3BDUAL/6DCCR
D35
D60
D80
D110
D160
D210
9D35
9D60
9D80
9D110
9D160
9D210
D60A
D110A
D160A
D210A
9D60A
9D110A
9D160A
9D210A
D80S
D300M
9D80S
9D300M
B35
B60
B80
B110
B160
B210
9B35
9B60
9B80
9B110
9B160
9B210
SRI/D2
SRI3/D2
9SR30N
9SRI3/D2
SRI3/0DF
SRI3/1DF
SRI3/1DFRS
9SRI3/0DF
9SRI3/1DF
9SRI3/1DFRS485
SRI3/SOL
SRI3/SOLRS
9SRI3/SOL
9SRI3/SOLRS485
SRI3/EXT
FLANGIA2D
FLANGIA3D
FLANGIA6D
9SRI3/EXT
9FLANGIA2D
9FLANGIA3D
9FLANGIA6D
SRI3/H
9SRI3H
9SRI3H/RS485
PSR2
PSR3
9PSR2
9PSR3
LT1
LT2
LT3
LT4
9LT01
9LT02
9LT03
9LT04
9LT10
9LT06
9TH30DA1
9TH30DA2
9TH50DA1
9TH50DA2
9TH75DA1
9TH75DA2
9TH100DA1
9TH100DA2
RFX/7
RFX/12
9RFX/7
9RFX/7RS485
9RFX/12
9RFX/12RS485
T-154
9XST154
RECA/E4
RECA/E8
9RECA/E4
9RECA/E4RS485 
9RECA/E4CC
9RECA/E4CCRS485 
9RECA/E8
9RECA/E8RS485 
9RECA/E8CC
9RECA/E8CCRS485 
9MI52
MICROISA12P
9IM12D
9IM12F
RACK12
RACK20
RACK28
9RACK12
9RACK20
9RACK28
PANTOGRAFATURA
C10C
9X3INC
9IN19L
MIDO3D
MIDO3DRS
9MIDO3D
9MIDO3DRS485
MIDO6D
MIDO6DCA
MIDO6DUI
MIDO6DRS
MIDO6DRSCA
MIDO6DRSUI
9MIDO6D
9MIDO6DCA2
9MIDO6DCA4
9MIDO6DUI
9MIDO6DRS485
9MIDO6DRS232
9MIDO6DRS485CA2
9MIDO6DRS485CA4
9MIDO6DRS232CA2
9MIDO6DRS232CA4
9MIDO6DRS485UI
9MIDO6DRS232UI
MIDO96
MIDO96CA
MIDO96UI
MIDO96RS
MIDO96RSCA
MIDO96RSUI
9MIDO96
9MIDO96CA2
9MIDO96CA4
9MIDO96UI
9MIDO96RS485
9MIDO96RS232
9MIDO96RS485CA2
9MIDO96RS485CA4
9MIDO96RS232CA2
9MIDO96RS232CA4
9MIDO96RS485UI
9MIDO96RS232UI
EASYPOWER
9EASYPOWER
MULTILOG-SD
MULTILOG-ETH
9MULTILOG-SD
9MULTILOG-ETH
DER3/2I
DER3/2IM
DER3/2D
DER3BDUAL/21
DER3BDUAL/6D
SRI3/1DF
SRI3/SOL
SRI3/H
MIDO3D
MIDO96
MIDO6D
RECA/E4
RECA/E8
RFX/7
RFX/12
9DER3/2IRS485
9DER3/2IMRS485
9DER3/2DRS485
9DER3BDUAL/2IR
9DER3BDUAL/6DR
9SRI3/1DFRS485
9SRI3/SOLRS485
9SRI3/HRS485
9MIDO3DRS485
9MIDO96RS485
9MIDO6DRS485
9RECA/E4RS485
9RECA/E8RS485
9RFX/7RS485
9RFX/12RS485
TAB1/50
TAB1/100
TAB1/150
TAB1/200
TAB1/250
TAB2/100
TAB2/150
TAB2/200
TAB2/250
TAB2/300
TAB2/400
TAB2/500
TAB2/600
TAB2/800
TAB3/300
TAB3/400
TAB3/500
TAB3/600
TAB3/800
TAB3/1000
TAB3/1200
TAB3/1500
9TAB1/50
9TAB1/100
9TAB1/150
9TAB1/200
9TAB1/250
9TAB2/100
9TAB2/150
9TAB2/200
9TAB2/250
9TAB2/300
9TAB2/400
9TAB2/500
9TAB2/600
9TAB2/800
9TAB3/300
9TAB3/400
9TAB3/500
9TAB3/600
9TAB3/800
9TAB3/1000
9TAB3/1200
9TAB3/1500
RPT2
DCT/V
DCT/I
9RPT2
9FS013
9FS014
9FS015
9FS016