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Bids are hereby invited for the following: Supply and delivery of 28 x high flow oxygen delivery devices: Item ICN Number: 999952U4894414 for Dr Pixley Ka Seme Memorial Hospital: Once-Off. The place where goods, work or service required: Dr Pixley Ka Seme Memorial Hospital. (Oferta №90897831es)

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País: South Africa
Idioma: EN
Número: 90897831
Fecha de publicación: 13-09-2023
Fuente:

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AC VGD & REEFER REPAIRS Fuente: Federal Business Opportunities

AC VGD & REEFER REPAIRS Fuente: Federal Business Opportunities

Quotations are hereby requested for the following: Supply of: - 4 x Date and Time Stamps (1 for NHLS GSH Tissue Immuno Lab and 3 for NHLS GSH Microbiology Lab); - 7 x Ribbons (1 for NHLS GSH Tissue Immuno and 6 for NHLS GSH Microbiology Lab). Scope: 1. Electronic time and date stamp recorder: - Minimum of 2 line printing; - Ability to print date, time and day; - Digital time display; - Electronic voltage protection; - Replacement ribbons. Fuente: ONLINE TENDERS

Quotations are hereby invited for the following: ICT - Cartridges: Supply of cartridges or OEM certified equivalent (certificate). Specifications: Cartridges. Delivery date: 2023/11/13. Delivery to: Civic Centre: Ground Floor Materials Store. Delivery address: 12 Hertzog Boulevard, Cape Town. Fuente: ONLINE TENDERS

Quotations are hereby invited for the following: Electrical Equipment & Components: • 1 each x Allen Bradley Vacuum Contactor 1502-VC4DBDA-0 SER.D or equivalent. Specifications: Vacuum, optimized for IntelliVAC control 3 pole, electrically held contactor Voltage ratings. Maximum rated voltage: 7.2 kV. System voltages (V): 2400, 3300, 4160, 4800, 6600, 6900. Dielectric voltage withstand rating (for 60 seconds): 18.2 kV/20 kV (IEC). Basic Impulse Level (B.I.L.) withstand: 60 kV. Coil voltage: 110 VDC. Frequency rating: 50/60 Hz Current ratings. Continuous current rating: 400 A. Maximum interrupting current rating @ 2400V-7200V: 6000 A (RMS Sym A). Maximum interrupting MVA rating: @ 2400V: 25 MVA @ 5000V: 50 MVA @ 7200V: 75 MVA. Short circuit withstand at rated voltage: 55 kA peak. Short time current rating capability: @ 1 second: 6.0 kA @ 30 seconds: 2.4 kA. Chopping current (average RMS): 0.5 A. Make and break capability at rated voltage: 4.0 kA. Ambient temperature: 40°C Contactor coil data. Electro-mechanical relay controlled (Mechanical latch) @ Control voltage (VCTL): 120 VAC Coil voltage (VCL): 110 VDC. Close current in rush (ADC): 5.6. Pilot relay (CR1) pick-up voltage: 102. Minimum trip coil voltage (VAC): 84. Trip coil current (A): 6 Electro-mechanical relay controlled (Electrically held) @ Control voltage (VCTL): 120 VAC Coil voltage (VCL): 110 VDC. Close current in rush (ADC): 7.3. Economized holding current (ADC): 0.13. Minimum CR1 coil pick-up voltage (VAC): 102. CR1 Coil dropout voltage (VAC): 75 Electro-mechanical relay controlled (Mechanical latch) @ Control voltage (VCTL): 230 VAC Coil voltage (VCL): 210 VDC. Not Available at this Control Voltage Electro-mechanical relay controlled (Electrically held) @ Control voltage (VCTL): 230 VAC Coil voltage (VCL): 210 VDC. Close current in rush (ADC): 8.3. Economized holding current (ADC): 0.11. Minimum CR1 coil pick-up voltage (VAC): 190. CR1 Coil dropout voltage (VAC): 140 IntelliVAC and IntelliVAC Plus control (Electrically held & mechanical latch) @ Control voltage: 110 to 240 VAC or 110 to 250 VDC Coil voltage: VAC: V_CL = 2 XV_CTL (Max.) VDC: V_CL = V_CTL. Close current (ADC, 200 milliseconds): 4.3. Hold current (ADC): 0.48. Pick-up voltage: 95. Drop-out voltage: 75. Trip current (ADC, 200 milliseconds): 5.5. Trip voltage: 70 Operational characteristics. Mechanical life (operations): Electrically held: 2,500,000. Mechanical latch: 100,000. Electrical life (operations): 1,000,000. Switching frequency (operations per hour): Electrically held: 600. Mechanical latch: 150 Opening and closing times. Electromechanical (Relay). Controlled (@ 50 Hz or 60 Hz). Maximum closing time (120V AC): 160 ms. Maximum opening time (120V AC): 50 ms. Maximum opening time (120V AC): 160 ms IntelliVAC and IntelliVAC Plus Control. (Electrically Held & Mechanical Latch) (@120/240V AC). Maximum closing time (50-60 Hz): 100/70 ms. Maximum opening time (without delay, for 50-60 Hz): 60 ms General Standard altitude capability: -1000 to 5000m (3300 to 16,500 ft). Contactor weight: 21.8 kg (48 lb). Auxiliary contact rating: A600 Auxiliary contacts on the vacuum contactor (max.): 3 N.O and 3 N.C, • 2 each x MV IntelliVAC Contactor Control Module Allen-Bradley 1503VC-BMC4 SER_D or equivalent. Specifications: Must be compatible with Allen-Bradley Vacuum Contactor 1502-VC-4DBDDA-0. Rated Supply Voltage: AC: 110V-240V RMS, 50-60Hz. DC: 110V-250V. Supply Current: Idle 125mA Max. Inrush 25A Peak (No External Capacitor). Sealed 1.0A Max. External Capacitor 1. Negative, 2. Positive, Contactor Interface, 3. Coil 2, Com, 4. Coil 2, Trip Coil (Mech. Latch), 5. Coil 1 Com, 6. Coil 1, Close Coil, 7. Open Command +, 8. Open Command, 9. Close Command +, 10. Close Command, Command Voltages: 50v-250 V Dc 100v-240 V Ac, 11. Auxiliary Contact, 12. Auxiliary Contact. Delivery Date: 2023/12/29. Delivery To: Molteno 3 - Pump Station. Delivery Address: 01 Molteno Pump Station, Oranjezight. Fuente: ONLINE TENDERS