Zhejiang Huayang Electric Co., Ltd. >> Eocr-3de Digital Over-Current Relay

Eocr-3de Digital Over-Current Relay

Name: Eocr-3de Digital Over-Current Relay
Brand: china-manufacturer-directory.com
SKU: 677593606
Availability: InStock
Rating: 4.3 (124 reviews)

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

Product Specifications

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

Product Description

MCU Based
3 Integral Current Transformers
Over-current, Under-Current, Phase Loss, Phase
Unbalance, Phase Reversal, Locked Rotor Protection
Digital Ammeter & Trip cause indication
Selectable Trip Time-Current Characteristics
Independently Adjustable Starting Trip Delay and Operating
Trip Time
+ Load Alerting Function = EOCR-3DE
+ Ground Fault Protection =EOCR-3EZ

Protection
EOCR-3DE		EOCR-3EZ
Protective Item	Trip Time	Protective Item	Trip Time
Over-current	O-TIME	Over-current	O-TIME
under-current	0.5~30sec	Under-current	0.5~30sec
Phase Loss	3 sec	Phase Loss	3 sec
Phase Unbalance	8 sec	Phase Unbalance	8 sec
Phase Reversal	0.1~0.3 sec	Phase Reversal	0.1~0.3 sec
Locked Rotor	D-TIME	Locked Rotor	D-TIME
-	-	Ground Fault	0.05~10 sec

Specification
Model		EOCR-3DE	EOCR-3EZ
Over Current Setting Range		Refer Table #1
Ground Fault Current Setting		-	0.02 ~ 3A
Alert Setting		50 ~ 100% / OFF	-
Start Delay Time Setting (D-TIME)		1 ~ 200 Sec
Trip Delay Time Setting (O-TIME)	INV	1 ~ 30
	DEF	0.2 ~ 30 Sec
Control Voltage		24VAC/DC, 110VAC± 15%, 220VAC± 15%
Output Relay	OL	2-SPST	1-SPST
	AL/GR	AL Relay	Ground Fault Relay
	Rating	3A/250VAC Resistive
Time Characteristic	In/” tc” mode	Inverse (See Curve-1)
	dE/” tc” mode	Definite (See Curve-2)
Troubleshooting / Trip Indication		LED Display (SSD+LED)
Current Sensing		3-CT
Mounting		35mm Din-rail

Table #1. Current Range
Current Setting Range (Amps)	Number of Conductors thru CT windows	Extermal CT Ratio	Setting of CT Ratio	Remark
0.5 ~ 60A	1	-	OFF	Wide Range
0.25 ~ 3.0A	2	-	2T
0.1 ~ 1.2A	5	-	5T
1 ~ 12A	1	10: 5	10
1.5 ~ 18A	1	15: 5	15
2.0 ~ 24A	1	20: 5	20
2.5 ~ 30A	1	25: 5	25
3.0 ~ 36A	1	30: 5	30
4.0 ~ 48A	1	40: 5	40
5 ~ 60A	1	50: 5	50
6 ~ 72A	1	60: 5	60
7.5 ~ 90A	1	75: 5	75
10 ~ 120A	1	100: 5	100
12 ~ 144A	1	120: 5	120
15 ~ 180A	1	150: 5	150
20 ~ 240A	1	200: 5	200
25 ~ 300A	1	250: 5	250
30 ~ 360A	1	300: 5	300
40 ~ 480A	1	400: 5	400
50 ~ 600A	1	500: 5	500
60 ~ 720A	1	600: 5	600
75 ~ 900A	1	750: 5	750
80 ~ 960A	1	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!