Manual

2” NPT Screw Plug Immersion Heater
Two element design - one phase only
5
1
/
4
"
approx.
2
3
/
4
"
1
1
/
4
"
NPT opening
5
1
/
4
"
4
1
/
4
"
dia.
3" app
rox.
2
5
/
16
"
1" NPT opening
4
1
/
2
"
3
1
/
2
"
dia.
Figure 75
5
5
/
16
"
app
rox.
3
1
3
/
16
"
1
1
/
2
"
NPT opening
6
13
/
16
"
5
3
/
4
"
dia.
2
13
/
1
6
"
3
1
/
2
"
4
1
/
8
"
4
3
/
4
"
4
5
/
16
"
4
1
/
4
"
Standard (SP series)
G
eneral Purpose Enclosure - no thermostat
With thermostat (ASP series)
General Purpose Enclosure - with thermostat
Moisture Resistant or Hazardous Location
Moisture Resistant or Hazardous Location - ASP series
with any optional thermostat
Moisture Resistant Enclosure (add suffix MR)
Hazardous Location (Explosion Resistant add suffix ER)
Non-Thermostat version - (NEMA 4 or NEMA 7)
Moisture Resistant Enclosure (add suffix MR)
Hazardous Location (Explosion Resistant add suffix ER)
DPST or TPST
(NEMA 4 or NEMA 7)
10 - 120°C (50 - 250°F)
240 vac, 25 amp, SPST
Figure 72
Figure 73
Figure 74
Optional Thermostats
Available temperature ranges and/or electrical choices
Temperature ranges Electrical ranges
-16 to + 40°C (0-100°F) 240 vac, 25 amp, DPST
70 - 280°C (160 - 540°F) 480 vac, 15 amp, TPST
160 - 370°C (320-700°F) 600 vac, 15 amp, TPST
ASP series
Built-in Thermostat SPST
(NEMA 4 or NEMA 7)
SP series
25 watts/in
2
Steel Sheath Typically to heat:
2” steel screw plug light oils
2
elements - up to 600 volts 1 phase
(specifiy voltage when ordering)
watts immersed catalogue number net
length Fig. 72 Fig. 73 weight
B dim. standard with thermostat (lb)
750 6
1
/
2
SPO-2007 ASPO-2007 6
1000 7
1
/
2
SPO-2010 ASPO-2010 6
1250 9
1
/
2
SPO-2012 ASPO-2012 6
1500 11
1
/
2
SPO-2015 ASPO-2015 7
2000 17
3
/
4
SPO-2020 ASPO-2020 7
2500 19 SPO-2025 ASPO-2025 7
3000 24
1
/
2
SPO-2030 ASPO-2030 8
3500 28 SPO-2035 ASPO-2035 8
4000 32
1
/
2
SPO-2040 ASPO-2040 9
5000 39
3
/
8
SPO-2050 ASPO-2050 9
6000 47
1
/
4
SPO-2060 ASPO-2060 10
7000 54 SPO-2070 ASPO-2070 10
watts immersed catalogue number net
length Fig. 72 Fig. 73 weight
B dim. standard with thermostat (lb)
350 6
1
/
2
SPOL-2003 ASPOL-2003 6
500 7
1
/
2
SPOL-2005 ASPOL-2005 6
635 9
1
/
2
SPOL-2006 ASPOL-2006 6
750 11
1
/
2
SPOL-2007 ASPOL-2007 7
1000 17
3
/
4
SPOL-2010 ASPOL-2010 7
1250 19 SPOL-2012 ASPOL-2012 7
1500 24
1
/
2
SPOL-2015 ASPOL-2015 8
1750 28 SPOL-2017 ASPOL-2017 8
2000 32
1
/
2
SPOL-2020 ASPOL-2020 9
2500 39
3
/
8
SPOL-2025 ASPOL-2025 9
3000 47
1
/
4
SPOL-2030 ASPOL-2030 10
3500 54 SPOL-2035 ASPOL-2035 10
watts immersed catalogue number net
length Fig. 72 Fig.73 weight
B dim. standard with thermostat (lb)
750 6
1
/
2
SPA-2007 ASPA-2007 6
1000 7
1
/
2
SPA-2010 ASPA-2010 6
1250
9
1
/
2
SP
A-2012 ASPA-2012 6
1500
11
1
/
2
SP
A-2015 ASPA-2015 7
2000 17
3
/
4
SPA-2020 ASPA-2020 7
2500 19 SPA-2025 ASPA-2025 7
3000 24
1
/
2
SPA-2030 ASPA-2030 8
3500 28 SPA-2035 ASPA-2035 8
4000
32
1
/
2
SP
A-2040 ASPA-2040 9
5000
39
3
/
8
SP
A-2050 ASPA-2050 9
6000
47
1
/
4
SP
A-2060 ASPA-2060 10
7000
54 SPA-2070 ASPA-2070 10
12 watts/in
2
Steel Sheath Typically to heat:
2” steel screw plug hydraulic oils,
2 elements - up to 600 volts 1 phase heavy oils
(specifiy voltage when ordering )
25 watts/in
2
Incoloy Sheath Typically to heat:
2” steel screw plug light oils,
2 elements - up to 600 volts 1 phase mild caustic solution
(specifiy voltage when ordering ) mild alkaline solution
Figure 76
B4