Carrier 19XRV specifications Comm Card, A19-1819

Page 25

0.45-0.67 N-m

(4.0-6.0 lb.-in.)

3 PLACES

GATEWAY

MOUNTING PLATE

RIBBON CABLE

CHILL PLATE FAN AND INTERNAL FAN REPLACE- MENT — The following are the steps to replace the chill plate fan and internal fan in Frames 6 and 7.

Frame 6:

1.Disconnect power to the drive. Before removing the en- closure, open the access door on the front of the drive. See Fig. 16.

2.Check to be sure that the voltage between DC+ and DC- and from each DC terminal to the chassis is zero before proceeding. See Fig. 17.

3.Remove the enclosure. See Fig. 18.

4.Remove and replace the chill plate fan. See Fig. 23.

5.Remove and replace the internal fan. See Fig. 24.

6.Install the enclosure. See Fig. 18.

CHILL PLATE

FAN POWER

CONNECTION

Fig. 21 — COMM Card

A19-1819

CHILL PLATE FAN

MOUNTING PLATE

GATEWAY

Fig. 22 — Mount COMM Card Plate to Drive A19-1820

T20

2.6 N•m (23 lb•in.)

Fig. 23 — Chill Plate Fan, Frame 6

A19-1839

2.6 N•m

(23 lb•in.) T20

INTERNAL FAN

T20

2.6 N•m

(23 lb•in.)

A19-1840

Fig. 24 — Internal Fan, Frame 6

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Contents Start-Up and Service Instructions Contents A19-1842 A19-1831A19-1814 1832 A19A19-1833 A19-1834 Wire LugsParameter Default Value VFD ConfigurationsA19 1846 TB1 I/O Terminal Designations A19-1921A19-1836 A19-18351815 Name Color State Description Drive Status Indicator DescriptionsEnet LinkA19-1925 A19-1844Message Icvc Alert CodesPrestart AlertLimited RUN CapacityPrimary Secondary Primary Cause Additional CAUSE/REMEDY FaultSensor Alert LOW OILCommunication LossVFD Speed Alert System AlertFailure to Stop Icvc Alarm CodesProtective Limit 234 233235 236Unused State UnusedVFD Gateway Sensor FaultVFD Fault Type Description Corrective Action On VFDCode Hist Screen NoneNone Hist Screen113 124Meter Lead Meter Reading Diode ChecksFrames 6 and 7 Power Terminal Block A19-1831Fig Open Access DoorA19-1814Fig Check DC Bus Terminals A19-1816Fig Removing EnclosureA19-1838 A19-1837A19-1817A19-1818 A19-1819 Comm CardCR1 EA1 Line CR6 CB1 TB4 A19-1847CB2 FU1-FU3 PT1 Secondary Side Toward Door TB4 Dist SideFrame 6 Parts A19-1848A19-1946 Appendix a Wiring Schematics Chiller Control SchematicHgbp A19-1947RHS UPCA19-1966 Shld A19-1967A48-8579 A48-8578Table a SW3 Protocol Switch Settings For MS/TP Appendix B Optional Bacnet Communications WiringTable B Baud Selection Table A48 8580A48-8582 Table C MS/TP Wiring RecommendationsRmcorp Wiring Specifications Recommended Vendors and Part NumbersCMP RUN LED Error LED Status Table E LED Status IndicatorsLED Status RunObject ID Object Name CHW Page Copyright 2011 Carrier Corporation

19XRV specifications

The Carrier 19XRV is a cutting-edge rooftop chiller designed to provide reliable and efficient cooling solutions for a wide range of applications, including commercial buildings and industrial facilities. This advanced system integrates the latest technologies and innovative features to ensure optimal performance, energy efficiency, and ease of use.

One of the most prominent features of the 19XRV is its advanced inverter-driven compressor technology. This allows the chiller to adjust its capacity seamlessly based on the building's cooling demand. By varying the speed of the compressor, the 19XRV maximizes energy efficiency and minimizes operational costs, especially during partial load conditions. This capability not only enhances comfort but also contributes to reduced energy consumption, making it a sustainable choice for environmentally conscious users.

In addition to the inverter technology, the 19XRV incorporates a microchannel coil design. This design optimizes heat exchange efficiency and reduces the refrigerant charge, which is an essential factor in lowering greenhouse gas emissions. The microchannel coils also allow for more compact dimensions, making installation easier and maximizing rooftop space usage.

Another significant aspect of the Carrier 19XRV is its robust controls system. Equipped with Carrier’s advanced ComfortLink™ controls, this chiller offers precise monitoring and control over its operation. Users can easily integrate the chiller into building management systems for real-time data access and efficiency analytics. This connectivity ensures that operators can make informed decisions to optimize performance continuously.

The 19XRV also includes features aimed at enhancing reliability and durability. Its structural design incorporates corrosion-resistant materials, allowing the unit to withstand harsh environmental conditions. This reliability translates to lower maintenance requirements and extended equipment lifespan, providing excellent value over time.

Moreover, the chiller is designed for quiet operation, making it suitable for applications where low noise levels are essential. Sound-dampening measures ensure that the 19XRV can be utilized in urban environments or near sensitive areas without causing disturbances.

In conclusion, the Carrier 19XRV is a state-of-the-art rooftop chiller that combines efficiency, technology, and durability. Its inverter-driven compressor, microchannel coil design, advanced controls, and robust construction make it an ideal choice for those looking to maintain comfort while minimizing energy usage and environmental impact. Whether for commercial or industrial applications, the 19XRV stands out as a reliable and innovative cooling solution for the modern age.