Belt Drive Blower Motor and Drive Data

036-21502-003-A-1105

TABLE 13: SUPPLY AIR BLOWER PERFORMANCE (3 - 6 TON DIRECT DRIVE) - SIDE DUCT APPLICATION

UNIT						AVAILABLE EXTERNAL STATIC PRESSURE-IWG2
UNIT	MOTOR SPEED		0.20			0.30			0.40			0.50			0.60
TONNAGE	MOTOR SPEED		0.20			0.30			0.40			0.50			0.60
		CFM		WATTS	CFM		WATTS	CFM		WATTS	CFM		WATTS	CFM		WATTS
	HI	-		-	-		-	1699		825	1650		785	1570		755
31	MED	1684		800	1631		780	1582		750	1524		720	1410		690
	LOW	1487		710	1464		690	1421		670	1367		650	1315		620
	HI	1996		960	1933		936	1868		910	1795		880	1722		845
41	MED	1804		838	1765		810	1714		785	1650		765	1589		735
	LOW	1681		760	1640		738	1604		715	1541		695	1490		670
	HI	2400		1155	2338		1125	2274		1095	2167		1045	2096		1010
51	MED	2290		1105	2214		1065	2145		1030	2071		990	1990		950
	LOW	2150		1020	2100		990	2029		950	1965		910	1905		880
61	HI	2461		1480	2402		1440	2361		1395	2260		1350	2178		1305

UNIT				AVAILABLE EXTERNAL STATIC PRESSURE-IWG2
UNIT	MOTOR SPEED		0.70			0.80			0.90			1.00
TONNAGE)	MOTOR SPEED		0.70			0.80			0.90			1.00
TONNAGE)		CFM		WATTS	CFM		WATTS	CFM		WATTS	CFM		WATTS
		CFM		WATTS	CFM		WATTS	CFM		WATTS	CFM		WATTS
	HI	1430		725	1360		700	1280		680	1180		655
31	MED	1324		650	1260		630	1185		610	1100		590
	LOW	1246		605	1185		590	1110		570	1020		545
	HI	1635		820	1544		790	1419		765	1300		740
41	MED	1508		705	1407		675	1306		645	1195		625
	LOW	1416		645	1337		620	1230		595	1120		575
	HI	1990		980	1887		945	1771		905	1629		855
51	MED	1911		920	1828		885	1724		835	1604		798
	LOW	1816		838	1724		800	1644		770	1531		710
61	HI	2101		1260	2000		1205	1914		1155	1830		1110

1.Side Duct application (230/460/575 Volts)

2.Includes allowances for a wet evaporator coil, 1” filters, and the heat exchangers. Refer to STATIC RESISTANCES Table for resistance values.

TABLE 14: BELT DRIVE BLOWER MOTOR AND DRIVE DATA

MOTOR1

ADJUSTABLE MOTOR PULLEY

FIXED BLOWER PULLEY

BELT

MODEL

BLOWER

(NOTCHED)

SIZE

RANGE

DESIG-

OUTSIDE

PITCH

BORE

DESIG-

OUTSIDE

PITCH

BORE

DESIG-

PITCH

(RPM)

FRAME

NATION

DIA.

(IN.)

NATION

DIA.

(IN.)

NATION

LENGTH

QTY.

(IN.)

3 TON

790/1120

1 1/2

1VL40

2.7-3.7

2.4-3.4

5/8

AK61

5.9

5.7

A36

37.3

4 TON

790/1120

1 1/2

1VL40

2.7-3.7

2.4-3.4

5/8

AK61

5.9

5.7

A36

37.3

5 TON

850/1220

1 1/2

1VL40

2.7-3.7

2.4-3.4

5/8

AK56

5.4

5.2

A36

37.3

6 TON

900/1250

1 1/2

1VL44

3.1-4.1

2.8-3.8

7/8

AK56

5.4

5.2

A36

37.3

1.All motors have solid bases and are inherently protected. these motors can be selected to operate into their service factor because they are located in the moving air, upstream of any heating device.

24	Unitary Products Group

DM 072 specifications

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