2
1
/
2
” NPT Screw Plug Immersion Heater
Three element design - one or three phase only
B7
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 90
5
5
/
16
"
app
rox.
3
1
3
/
16
"
1
1
/
2
"
NPT opening
6
13
/
16
"
5
3
/
4
"
dia.
Standard (SP series)
General 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)
M
oisture Resistant Enclosure (add suffix MR)
Hazardous Location (E
xplosion Resistant add suffix ER)
DPST or TPST
(NEMA 4 or NEMA 7)
10 - 120°C (50 - 250°F)
240 vac, 25 amp,SPST
Figure 87
Figure 88
Figure 89
Optional Thermostats
Available temperature ranges and/or electrical choices
T
emperature ranges Electrical ranges
-16 t
o + 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
50-60 watts/in
2
Copper Sheath Typically to heat:
2
1
/
2
” brass screw plug municipal water
3
elements - up to 600 volts, 1 or 3 phase
(specifiy voltage and phase when ordering)
watts immersed catalogue number net
length Fig. 87 Fig. 88 weight
B dim. standard with thermostat (lb)
2250 6
1
/
2
SPC-3022 ASPC-3022 6
3000 7
1
/
2
SPC-3030 ASPC-3030 6
3750 9
1
/
2
SPC-3037 ASPC-3037 6
4500 11
1
/
2
SPC-3045 ASPC-3045 7
6000 17
3
/
4
SPC-3060 ASPC-3060 7
7500 19 SPC-3075 ASPC-3075 7
9000 24
1
/
2
SPC-3090 ASPC-3090 8
10500 28 SPC-3105 ASPC-3105 8
12000 32
1
/
2
SPC-3120 ASPC-3120 9
15000 39
3
/
8
SPC-3150 ASPC-3150 9
18000 47
1
/
4
SPC-3180 ASPC-3180 10
22500 54 SPC-3225 ASPC-3225 10
watts immersed catalogue number net
length Fig. 87 Fig. 88 weight
B dim. standard with thermostat (lb)
2250 6
1
/
2
SPI-3022 ASPI-3022 6
3000 7
1
/
2
SPI-3030 ASPI-3030 6
3750 9
1
/
2
SPI-3037 ASPI-3037 6
4500 11
1
/
2
SPI-3045 ASPI-3045 7
6000 17
3
/
4
SPI-3060 ASPI-3060 7
7500 19 SPI-3075 ASPI-3075 7
9000 24
1
/
2
SPI-3090 ASPI-3090 8
10500 28 SPI-3105 ASPI-3105 8
12000 32
1
/
2
SPI-3120 ASPI-3120 9
15000 39
3
/
8
SPI-3150 ASPI-3150 9
18000 47
1
/
4
SPI-3180 ASPI-3180 10
22500 54 SPI-3225 ASPI-3225 10
watts immersed catalogue number net
length Fig. 87 Fig. 88 weight
B dim. standard with thermostat (lb)
2250 6
1
/
2
SPS-3022 ASPS-3022 6
3000 7
1
/
2
SPS-3030 ASPS-3030 6
3750
9
1
/
2
SPS-3037
ASPS-3037 6
4500
11
1
/
2
SPS-3045
ASPS-3045 7
6000 17
3
/
4
SPS-3060 ASPS-3060 7
7500 19 SPS-3075 ASPS-3075 7
9000 24
1
/
2
SPS-3090 ASPS-3090 8
10500 28 SPS-3105 ASPS-3105 8
12000
32
1
/
2
SPS-3120
ASPS-3120 9
15000
39
3
/
8
SPS-3150
ASPS-3150 9
18000
47
1
/
4
SPS-3180
ASPS-3180 10
22500
54 SPS-3225 ASPS-3225 10
50-60 watts/in
2
Incoloy Sheath Typically to heat:
2
1
/
2
”stainless steel screw plug municipal water
3 elements - up to 600 volts, 1 or 3 phase process water
(specifiy voltage and phase when ordering)
50-60 watts/in
2
SS Sheath Typically to heat:
2
1
/
2
”316 SS screw plug food processing
3 elements - up to 600 volts, 1 or 3 phase de-ionized water
(specifiy voltage and phase when ordering) mild acid solution
Figure 91
(1 Seiten)
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