Thứ Sáu, 27 tháng 7, 2018

Rơle Schneider EOCR-3DM2

  • Rơle điện tử Schneider EOCR-3DM2 - Relay điện tử Schneider EOCR-3DM2
Mã sản phẩm: EOCR-3DM2
Giá bán :  Liên hệ
Hãng sản xuất: Schneider Electric
Bảo hành: 12 tháng
Tình trạng: Còn hàng
Số lượng:
Chia sẻ sản phẩm này với bạn bè:
■ Micro-controller unit based
■ Real time processing / High precision
■ Protections : Over current, Under current, Phase loss, Phase reversal, Stall, Jam, Current
Imbalance, Earth fault (3MZ2/FMZ2)
■ Inverse available up to 32Amps without external CTs.
■ Ancillary functions : Fail safe, Pre-alarm (3DM2/FDM2), Accumulated running hour, 3 faults
records & limitation of auto-restart.
■ Reinforced monitoring function : Monitoring distance up to 400M, 3 phase current display,
Pre-alarm (3DM2/FDM2) & Trip cause indication
■ Bar graph indication of a load current to the current setting.
■ Available application on single and 3 phase motor
■ RoHS Compliance
■ For FDM2/FMZ2, normal protections are guaranteed even if PDM is disconnected.
 
 
Protective Item
Condition & Setting range
Operation time
Over-current
Condition : Load current (In) exceeds setting current (Is)
Setting range : 0.5~60A (Def), 0.5~32A (Inv)
Definite (Def) : 0.2~30s adjust.
Inverse (Inv) : 1~30 class
Under-current
Condition : Load current (In) less than setting currentIn ≤ uc
uc should be less than oc setting
oFF, 1~10s adjustable
Reverse phase (RP)
Condition : Reversed phase sequence input on EOCR.
Enable or disable : Selectable
Within 0.15s
Stall (Sc)
Condition : In ≥ Stall current setting (Sc). Active only in motor starting
0.5~30A : 2~8 times of oc setting
~40A : 2~6 times,
~60A : 2~4 times.
Right after D-time elapsed
Jam (JA)
Condition : In ≥ Jam current setting (JA). Active only in motor running
0.5~50A : 1.5~5 times of oc setting
~60A : 1.5~4 times of oc setting
0.3~5s adjustable
Imbalance (IM)
Condition : Current imbalance ≥ Setting imbalance %
Setting range : 10~50% of imbalance
1~10s adjustable
Earth fault (EF)
Condition : EF current (Ie) exceeds setting current (Ies)
OFF, 0.03~10A
0.05~5s adjustable
-- 3MZ2/FMZ2 only --

 

Over current
Rated setting range (A)
Definite TCC : 0.5~60A : use external CT higher than 60A
 
Inverse TCC : 0.5~60A : use external CT higher than 32A
Under current
Rated setting range (A)
0.5A ~ less than oc setting
Operating time characteristics
Definite(Def) / Inverse(Inv)
Time Setting
Def
D-time
0~200s
O-time
0.2~30s
Inv (cLS)
1~30 classes
GF delay time (Edt)
0~30s (3MZ2/FMZ2)
GF O-time (Et)
0.05~10s (3MZ2/FMZ2)
Auto-reset
0.5s~20min.
Reset mode
Manual reset (H-r) / Electric reset (E-r) / Auto-reset (A-r)
Control power
Voltage
100~240VAC/DC (85% ~110%, Free voltage), 24VAC/DC ( ±5%) .
Frequency
50/60Hz
Power consumption
Lower than 7VA
Output
Capacity
3A/250VAC resistive.
Composition
1a1b : OC or GR
1a : AL
Display
7 segment LED
3 phase amps, Cause of trip, Setting parameters indication.
Bar-graph
Load factor.
Mounting
Panel mounting (3DM2/3MZ2)
Flush mounting (FDM2/FMZ2)
Insulation
Between case & circuit
Over DC500V 10MΩ
Dielectric strength
Between case & circuit
2kV, 50/60Hz, I Min.
Between contacts
1kV, 50/60Hz, I Min.
Between circuit
2kV, 50/60Hz, 1 Min
Electrostatic discharge (ESD)
IEC61000-4-2
Level 3 : Air discharge : ±8kV, Contact discharge : ±6kV
Radiated disturbance
IEC61000-4-3
Level 3 : 10V/m, 80 ~ 1000MHz
Conducted disturbance
IEC61000-4-6
Level 3 : 10V,0.15 ~ 80MHz
EFT/Burst
lEC61000-4-4
Level 3 : ±2kV, 1 Min.
Surge
IEC61000-4-5
Level 3 : 1.2 x 50μs, ±4kV (0°, 90°, 180°, 270°)
Emission
CISPR11
Class A ( Conducted and radiated)
Environment
Temperature
Store
-40°C ~ +85°C
Operation
-20°C ~ +60°C
Humidity
30~85% RH (Non-condensate)
Weight
 
3DM2 / 3MZ2
FDM2 / FMZ2
Window type
265g
350g
Bottom hole type
295g
390g
Terminal type
295 + 120 = 415g
390 + 120 = 510g
Display (W/3M cable)
 
125g
Power consumption
Less than 7VA.



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