Carrier 19XRV A19-1847, CR1 EA1 Line CR6 CB1 TB4, CB2 FU1-FU3 PT1 Secondary Side Toward Door

Models: 19XRV

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Frame 7:

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 Heat Sink and Internal and fans. See Fig. 25.

Install the enclosure. See Fig. 18.

Part Identification and Location — See Fig. 26-28 for parts descriptions and locations.

5.20 N•m

(46 lb•in.) T15

INTERNAL FANS

T15

2.6 N•m (23 lb•in.)

X 2

T20

 

2.6 N•m (23 lb•in.)

CHILL PLATE FANS

Fig. 25 — Chill Plate and Internal Fans, Removal and Replacement, Frame 7 A19-1841

CR1

EA1

 

 

 

LINE-

 

 

 

 

CR6

CB1

PE

 

 

 

 

1

 

2

 

TB4

 

 

 

 

 

 

CABLE

 

 

ACCESS

 

 

CUTOUT

 

TB1,TB2,

 

CB2

 

 

3

 

FU1-FU3

PT1

SECONDARY

 

4

 

 

SIDE

 

 

TOWARD

 

 

 

DOOR

 

CR1

 

 

 

CR2

 

 

 

CR3

 

 

 

CR4

 

 

 

CR5

 

 

 

CR6

 

 

 

TB4

 

DIST.

 

 

 

 

SIDE

FU2

 

TB1 TB2 FU1 FU3

CB

 

 

1

1

1

 

 

 

3P

 

 

 

KTK/FNQ-R

 

 

 

30A

 

 

 

2

2

2

 

PT1

 

 

 

6

5

 

14 12

 

31 11 10 9

 

14 12

 

31 11 10 9

 

14 12

 

31 11 10 9

 

14 12

 

31 11 10 9

 

14 12

 

31 11 10 9

 

14 12

1

31 11 10 9

 

4 3 2 1 4 3 2 1 4 3 2 1 4 3 2 1 4 3 2 1 4 3 2 1 1 2 3 4 5 6 7 8 9 10 11 1231 14 15 16 17 18 19 20 21 2232 24 25 26 27 28 2903 13 23 3343 53 63 73 83 93 40 41 4234 44 45 46 47 48 49 50 51 5235 54 55 56 57 58 59 60 61

8 7 6 5 8 7 6 5 8 7 6 5 8 7 6 5 8 7 6 5 8 7 6 5

CR1

CR2 CR3 CR4 CR5 CR6

TB4

FRONT VIEW

LEFT SIDEWALL

DOOR REMOVED

VIEW FROM INSIDE

LEGEND

1Power Module

2Input Circuit Breaker

315 Amp Control Circuit Breaker

4Control Transformer

5Control Fuses

6Control Relays (CR1 - CR5)

Fig. 26 — Assembly Parts

80

a19-1847

6236 64 65 66 67 68 69 70 71 7237 74 75 76 77 78 79 80

26

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Carrier 19XRV specifications A19-1847, CR1 EA1 Line CR6 CB1 TB4, CB2 FU1-FU3 PT1 Secondary Side Toward Door, TB4 Dist Side

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.