heat-timer VSP Installation & Operating Instructions Manual page 5

Inj ection Piping Size 3/4"
Globe Valv e Opening 100%
Primary Loop
Temperature
minus
Secondary Loop
Temperature
Inj ection Piping Size 1"
Globe Valv e Opening 100%
Primary Loop
Temperature
minus
Secondary Loop
Temperature
Inj ection Piping Size 1 1/4"
Globe Valv e Opening 100%
Primary Loop
Temperature
minus
Secondary Loop
Temperature
Inj ection Piping Size 1 1/2"
Globe Valv e Opening 100%
Primary Loop
Temperature
minus
Secondary Loop
Temperature
Inj ection Piping Size 2"
Globe Valv e Opening 100%
Primary Loop
Temperature
minus
Secondary Loop
Temperature
CAUTION: Sizing Charts are based on Industry Standards. Values are approximations only. Actual
piping arrangements may affect outputs. The correct pipe and pump sizes for any application should
be performed by a qualified engineer or contractor.
Delta T of Secondary Loop
10
100
467,500
80
382,500
60
297,500
40
212,500
20
127,500
10
85,000
Delta T of Secondary Loop
10
100
715,000
80
585,000
455,000
60
325,000
40
195,000
20
10
130,000
Delta T of Secondary Loop
10
100
1,155,000 1,207,500
80
945,000
60 735,000
40
525,000
20 315,000
10
210,000
Delta T of Secondary Loop
10
100
1,760,000 1,840,000
80
1,440,000 1,520,000
60
1,120,000 1,200,000
40
800,000
20 480,000
10
320,000
Delta T of Secondary Loop
10
100
2,310,000 2,415,000
1,890,000 1,995,000
80
60 1,470,000 1,575,000
1,050,000 1,155,000
40
20 630,000
10
420,000
15 20
488,750 510,000
403,750 425,000
318,750 340,000
233,750 255,000
148,750 170,000
106,250 127,500
15 20
747,500 780,000
617,500 650,000
487,500 520,000
357,500 390,000
227,500 260,000
162,500 195,000
15 20
1,260,000
997,500 1,050,000
787,500 840,000
577,500 630,000
367,500 420,000
262,500 315,000
15 20
1,920,000
1,600,000
1,280,000
880,000 960,000
560,000 640,000
400,000 480,000
15 20
2,520,000
2,100,000
1,680,000
1,260,000
735,000 840,000
525,000 630,000
5
Typical
Pump Models:
Maximum
Taco 007
Injection
Grundfoss 15-42
BTUs
B&G NRF22
Typical
Pump Models:
Maximum
Taco 007
Injection
Grundfoss 15-42
BTUs
B&G NRF22
Typical
Maximum
Pump Models:
Injection
Taco 0010
BTUs
Grundfoss 26-64
Typical
Maximum
Pump Models:
Injection
Taco 0012
BTUs
Grundfoss 43-75
Typical
Maximum
Pump Models:
Injection
Taco 0012
BTUs
Grundfoss 43-75