Request Quotation for Relay |
| 03-06 09:21:51 来源： 作者： |
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Request Quotation for Relay Inquiry (采购产品): Request Quotation for Relay Dear Sir/Madam: Please advise me price quotation of the items specified below. Indicate also the following: Price Availability : Price Validity : Delivery Lead Time : Warranty : Brochure : Item # Qty. U/M Description Unit Price 6 units Relay with Distance Indicator and Autorecloser * The microprocessor based relay shall provice a combination of function including protection, monitoring, control, fault locating and automation. Relay self-checking function shall be included. 1. Metering capabilities * 1. currents IA, IB, IC, IG input currents, residual ground current (IG=310-IA+IB+IC) * 2. voltages VA, VB, VC wye connected voltage inputs * 3. voltages VAB, VBC, VCA delta connected voltage inputs * 4. voltage vs. synchronism-check or broken-delta-voltage input * 5. power MWA, MWC, 3P, MVARB, MVARC, 3P single band 3 phase megawatts any megavars * 6. energy MWHA, MWHB, MWHC, 3P single-B and 3 phase megawatts-hours and megavar-hours * 7. power factor PFA, PFB, PFC, 3P single-B and 3 phase power factor; lead or lag * 8. sequence 11, 312, V1, V2, 3VO positive-negative and zero-sequence current and voltages * 9. frequency, freq. (HZ) instantaneous p[ower system. Frequency (monitored on channel VA) Technical Specification: 1. AC current inputs a. 5A nominal: 15A continuous 500A for 1 second Linear to 100A symmetrical 1250A for 1 cycle b. Burden: 0.27Va@5A, 2.51VA@15A 2. AC voltage inputs a. 300 VL-n continuos limit for 3 phase four wire wye connection b. 300 VL-N continuos limit for 3 phase,3-wire delta connection c. (connect any voltage up to 300VAC) 600VAC for 10 seconds d. burden: 0.1 0.03VA@67V 0.2 0.06Va@120V 0.3 0.80VA@300V 3. Power supply a. 125/250 VDC or VAC b. Range: 85-350 VDC or 85-264 VAC(50/60Hz) Burden: less than 25W 4. Outputs contacts a. standard make: 30A c. carry: C1 6A continuos at 70 deg. Cent. C2 4A continuos at 85 deg. Cent. d. I S rating 50A e. MOV protection 270VAC 360VDC, 40J f. pick-up time: less than 5MS 5. Frequency and rotation: a. System frequency 60Hz,50 Hz b. phase rotation: ABC or ACB c. frequency tracking ranges 40.1-65Hz 6. communication port a. EIA-485.1 front and 2 rear b. EIA-485.1 rear 2100VDC of isolation c. baud rate 300-38400 d. long-time inverse 7. time code input: relay accpt (demodulated IRIG-B time-code input at port 2) 8. operating temperature-40 deg. to +85 deg. Cent 9. weight: 13lbs 10. certification: relay is degnated and manufactured using ISO-9001 Certified Quality Program. Accessories: * retriver/ programmer (portable intel-pentium 4 centrino, 2.0 GHZ, 1 GB RAM, 8.0 GB HDD with RS232 and USB Ports DV D/CD-RW combo drive 56K modem and PCMCIA interface with windows XP or better * professional and office XP professional licensed software installed CD Additional Requirements: 1. software for relay setting communication cable, instruction manual. 2. proff that same item had been used in kthe Philippines for at least 3 years 3. authorization to bid from the manufacturer 4. certificate of warranty upon delivery of the unit 5. local training and supervision during commissioning Hoping for your reply Warm Regards, Frederick Cardeno SUPERSERVE CORPORATION phone: 632-404-3516 fax: 632-404-3487 **** Hidden Message ***** Frederick Cardeno 2028-B LM Building Pasay City Pasay CityPHL Company: SuperServe Corporation Fax: n/a E-mail: procurement2@superservecorp.com **** Hidden Message ***** procurement2@superservecorp.com |
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