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18

APPENDIX B — FAN CURVES

The Vertical Air Handling Unit is equipped with a constant cfm motor which automatically adjusts the fan speed if the actual cfm is 

/- 10% of the setpoint cfm.

Figures A-G show fan characteristics at high-speed, medium-speed, and low-speed.
External static pressure on the vertical air handling unit cannot exceed 0.8 in. wg.

0.00

0.20

0.40

0.60

0.80

1.00

EXTERNAL STATIC PRESSURE (in. wg)

H-speed

M-speed

500              

AIRFLOW (cfm)

L-speed

700

300             400              

600              

Upper Limit of ESP

Fig. B — 40VMV018 Fan Curves

Fig. A — 40VMV012 Fan Curves

0.00

0.20

0.40

0.60

0.80

1.00

EXTERNAL STATIC PRESSURE (in. wg)

H-speed

500              

AIRFLOW (cfm)

M-speed

L-speed

700

300             

600              

400              

Upper Limit of ESP

0.00

0.20

0.40

0.60

0.80

1.00

400

500

600

700

800

900

1000

EXTERNAL STATIC PRESSURE (in. wg)

AIRFLOW (cfm)

H-speed

M-speed

L-speed

Upper Limit of ESP

Fig. C — 40VMV024 Fan Curves

0.00

0.20

0.40

0.60

0.80

1.00

500

600

700

800

900

1000

1100

1200

EXTERNAL STATIC PRESSURE (in. wg)

AIRFLOW (cfm)

H-speed

M-speed

L-speed

Upper Limit of ESP

Fig. D — 40VMV030 Fan Curves

Summary of Contents for 40VMV012

Page 1: ...Canadian Electrical Code CSA Canadian Standards Association C22 1 Understand the signal words DANGER WARNING and CAUTION DANGER identifies the most serious hazards which will result in severe personal...

Page 2: ...at the steps outlined in this manual for initial inspection proper installation regular periodic maintenance and everyday operation of the unit be followed in detail This manual should be fully review...

Page 3: ...20 1260 Medium 320 510 680 850 1020 1360 1530 High 400 600 800 1000 1200 1600 1800 EXTERNAL STATIC PRESSURE in wg 0 8 INDOOR UNIT NOISE LEVEL dBA Low 34 5 34 4 37 9 44 4 39 3 43 8 47 9 Medium 34 5 37...

Page 4: ...mensions shown in inches 40VMV UNIT SIZE A B C D 012 030 46 1 2 19 5 8 18 21 5 8 036 054 54 1 2 22 19 1 2 24 RIGHT SIDE A FRONT B C D DRAIN PIPE LEFT SIDE AIR RETURN REFRIGERANT SIDE PIPE LIQUID REFRI...

Page 5: ...al dimensions such as pipe wire and duct connections requirements Refer to job drawings and product dimension drawings as required Instruct all trades in their parts of the installation Units must be...

Page 6: ...ould slope downward in the direction of condensate flow with a minimum gradient of 1 in per 100 inches Condensate piping should be installed in such a way that it does not block the front service pane...

Page 7: ...rect wiring or voltage is not covered by warranty Electric wiring must be sized to carry the full load amp draw of the motor starter and any other controls that are used with the unit See Table 4 for...

Page 8: ...ce N C 5 N 1 1 5 C Voltage range 0 24V AC DC Current range 0 1A FAN CTON HTON AUXH RED BLACK XS4 XP4 XS5 XP5 XS6 XP6 XT1 BLACK RED Y G CN27 CN3 CN18 CN31 CN54 CN4 CN15 CN19 CN8 CN21 CN12 CN26 CN14 CN2...

Page 9: ...e to buy communication wires from Carrier connect the indoor unit side of the communication wires using the connector provided with the accessories as shown in Fig 11 13 CAUTION Failure to follow thes...

Page 10: ...Fig 11 Connecting the Communication Cable to Indoor Unit to Outdoor Unit Using the Supplied Connector Connector in accessory kit Connector on indoor unit Communication cable in field 10...

Page 11: ...oor To Sub MDC To outdoor Indoor unit 1 L1 L2 L3 L3 L3 L3 L4 L5 L6 L7 L8 L9 L10 1 1 L Indoor unit 2 Indoor unit 3 Indoor unit 4 Indoor unit 5 Indoor unit 6 HA HB HA HB HA HB HA HB HA HB HA HB Touch sc...

Page 12: ...t Indoor unit 1 Indoor unit 2 Indoor unit 3 Indoor unit 4 Indoor unit 5 Indoor unit 6 P Q HA HB HA HB HA HB HA HB HA HB HA HB Network Resistor Maximum wiring length L1 L3 3937 ft 16 AWG 2 Core Strande...

Page 13: ...he power is restored MAINTENANCE CAUTION When servicing or repairing this unit use only factory approved service replacement parts Refer to the rating plate on the unit for complete unit model number...

Page 14: ...o an indoor unit Press ROOM TEMP and SWING simultaneously for 3 seconds If there is no address for this indoor unit the display shows FE 00 see Fig 16 otherwise the display shows the current address o...

Page 15: ...M Electronically Erasable Programmable Read only Memory EEV Electronic Expansion Valve MDC Multiport Distribution Controller ERROR CODE MODE STATUS NO ERROR Setting Temperature Starting Shutdown Stand...

Page 16: ...ignal wire close to electromagnetic source Distance signal wires from electromagnetic source PC board fault Replace PC board E2 E4 E5 Check Temperature Sensor Loose connection at port on PC board Tigh...

Page 17: ...1 START UP OFF Auto Addressing Mode Default ON Factory Test Mode POSITION 2 OFF Normal Mode Default ON Factory Self Checking Mode POSITION 3 NOT USED POSITION 4 INDOOR UNIT IDENTIFICATION OFF Standard...

Page 18: ...speed M speed 500 AIRFLOW cfm L speed 700 300 400 600 Upper Limit of ESP Fig B 40VMV018 Fan Curves Fig A 40VMV012 Fan Curves 0 00 0 20 0 40 0 60 0 80 1 00 EXTERNAL STATIC PRESSURE in wg H speed 500 A...

Page 19: ...0VMV048 Fan Curves 0 00 0 20 0 40 0 60 0 80 1 00 1000 1200 1400 1600 1800 2000 EXTERNAL STATIC PRESSURE in wg H speed M speed Upper Limit of ESP L speed AIRFLOW cfm Fig G 40VMV054 Fan Curves 0 00 0 20...

Page 20: ...ight to discontinue or change at any time specifications or designs without notice and without incurring obligations Catalog No 16 40VMV001 01 Printed in U S A Form 40VM 2SI Pg 20 2 17 Replaces 40VM 1...

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