Zhejiang Huayang Electric Co., Ltd. >> EOCR-3DM Digital Over-Current Relay

EOCR-3DM Digital Over-Current Relay

Name: EOCR-3DM Digital Over-Current Relay
Brand: China-Manufacturer-Directory.com
SKU: 677601566
Availability: InStock
Rating: 4.8 (31 reviews)

Supplier:	Zhejiang Huayang Electric Co., Ltd.
Price:	Negotiable/Piece
Min Order:	20/Piece
Quantity::
Trade Terms:	FOB,CFR,CIF

Product Specifications

Prod Model:	EOCR-3DM
Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe

Product Description

EOCR-3DM
Digital Over-Current Relay

Over-current, Under-current, Phase Loss,
Phase reversal, Phase Unbalance, Locked rotor
Protection
Short current protection 3MS
Ground Fault Protection 3MZ
Including Current Transducer: 4~20mA output
Accumulation to Running time

Features

Compact Design
3DM: Panel Mounting Type
MCU(Microprocessor Control Unit) & ASIC Based
3 Integral Current Transformers
Multiple Protection Functions
Digital Ammeter
Troubleshooting / Trip Cause Memory, Display
Adjustable Operating Features by Pulse Rotary switch
Wide Current Adjustment Range
Selectable Time-Current Characteristics (Inverse / Definite)
Manual Instantaneous / Electrical Remote Auto Reset
Test Function
Ambient Insensitive
Selectable Fail-safe and Non-fail-safe Operation Modes

Specification			3DM	3MS	3MZ
Current Setting Range	Over-Current(oc)		Refer to, Table #1	Refer to, Table #1	Refer to, Table #1
	Under-Current(uc)		0.5 ~ under OC setting	0.5 ~ under OC setting	0.5 ~ under OC setting
	Ground Fault Current(Ec)		-	-	A : 0.03 ~ 2.5A / B : 0.5 ~ 10A
Time Setting	Starting Delay Time(dt)		OFF ~ 200sec	OFF ~ 200sec	OFF ~ 200sec
	Over-Current Trip Delay(ot)		DEF : 0.2 ~ 30sec / INV : 1 ~ 30	DEF : 0.2 ~ 30sec / INV : 1 ~ 30	DEF : 0.2 ~ 30sec / INV : 1 ~ 30
	Under-Current Trip Delay(ut)		0.5 ~ 30sec(DEF)	0.5 ~ 30sec(DEF)	0.5 ~ 30sec(DEF)
	Ground Fault Trip Delay(Et)		-	-	0.1 ~ 10sec
Control Power	220		85 ~ 250VAC/DC, 50/60Hz	85 ~ 250VAC/DC, 50/60Hz	85 ~ 250VAC/DC, 50/60Hz
Output Relay	OL		2-SPST, 3A/250VAC, Resistive	2-SPST, 3A/250VAC, Resistive	2-SPST, 3A/250VAC, Resistive
	AL(GR/SC)		1-SPST(AL)	1-SPST(AL)	1-SPST(AL)
Environment	Temperature	Store	-30 ~ 80 degree centigrade	-30 ~ 80 degree centigrade	-30 ~ 80 degree centigrade
		Operation	-20 ~ 60 degree centigrade	-20 ~ 60 degree centigrade	-20~ 60 degree centigrade
	Humidity		30 ~ 85RH, Without condensation	30 ~ 85RH, Without condensation	30 ~ 85RH, Without condensation
Display	7-Segment LEDs
	Bar-Graph
Mounting			35mm Din-rail	35mm Din-rail	35mm Din-rail

Table #1. Current Range
Type	Current Setting range	Number of Conductor thru CT windows	Position of DIP S/W4	External CT ratio	Setting of CT Mode Remark
05	0.1 ~ 2.0A	5	05	NIL	5T
05	0.25 ~ 5.0A	2	05	NIL	5T
05	0.5 ~ 10A	1	05	NIL	05
60	5 ~ 70A	1	60	NIL	60
20	5 ~ 20A	1	20	NIL	20
10	1.0 ~ 12A	1	05	10: 5	10
15	1.5 ~ 18A	1	05	15: 5	15
20	2.0 ~ 24A	1	05	20: 5	20
25	2.5 ~ 30A	1	05	25: 5	25
30	3.0 ~ 36A	1	05	30: 5	30
40	4.0 ~ 48A	1	05	40: 5	40
50	5.0 ~ 60A	1	05	50: 5	50
60	6.0 ~ 72A	1	05	60: 5	60
75	7.5 ~ 90A	1	05	75: 5	75
100	10 ~ 120A	1	05	100: 5	100
120	12 ~ 144A	1	05	120: 5	120
150	15 ~ 180A	1	05	150: 5	150
200	20 ~ 240A	1	05	200: 5	200
250	25 ~ 300A	1	05	250: 5	250
300	30 ~ 360A	1	05	300: 5	300
400	40 ~ 480A	1	05	400: 5	400
500	50 ~ 600A	1	05	500: 5	500
600	60 ~ 720A	1	05	600: 5	600
750	75 ~ 900A	1	05	750: 5	750
800	80 ~ 960A	1	05	800: 5	800

Zhejiang Huayang Electric Co., Ltd. Specializes in manufacturing the Electronic overload Relays, Thermal Overload Relays, Electronic Voltage Relays, Other Protection & Monitoring Devices, Current Transformers, Shunt and any other electrical equipments. After several years' development, Vaya has become a larger enterprise combining research, production, sales and after-sales service of electronic relay and is one of the famous manufacturers in China. All of our production procedures are strictly followed ISO 9001. We also get across safety certification such as CE, CB, UL, CCC, etc. We are sure that we can offer you the product with good quality as well as competitive price as we have advanced technology and prefect testing equipments, with Up-To-Date machines and production.

Thanks to the perfect character, good service, and high quality, our products are well sold both in domestic and oversea markets, and highly praised by the clients. With the principle of quality, technology and credit, we insist on "Talents Is Our Base, Technique is the Source of Enterprise Development". And always continually research and develop new products to meet the clients' need. Look forward to establishing a long term business relationship with you!