nor-tec Se Series User manual

Float Chamber Display and Keypad Control Terminal Strip
Tank
On/Off Switch
Clean Out
Port
Heat
Exchanger
Gasket
Remote Relay
Board
Driver Board
High Voltage
Terminal Block
Base
Manual Drain Switch
Transformer
Total Controller
Heat
Exchangers
(Faceplate)
Steam Outlet
Fill Box
Vacuum Break
Steam Inlet
(Boiler Steam)
Actuator
Wye Strainer
CV Valve
Fill Valve
Drain Outlet
P Trap
Condensate Drain
(Boiler Steam)
Auxiliary Drain
Outlet
Steam Trap
Mixing Box
Drain Pump

SE
T
C5
0
Note:
SE 750 has
2 steam
outlets
SE
525
-
750
SE
100
-
175
SE
1050
SE
250
-
375

E
SAM-e Distribution Manifold
2 in.
(5 cm)
1ft (30 cm)
Location
min.
Mounting
Pg 11
Steam
Distribution
Pg 17
30 in.
(76 cm)
Min.
SE 1050
36 in. (91 cm)
Min. Top Clearance
(0 in SE 50)
30 in.
(76 cm)
Min.
Side
Clearance
30 in.
(76 cm)
Min.
Front
Clearance
1 ft (30 cm)
min.
Pressurized
steam supply
Water supply
30-80 psig
Plumbing
Pg 14
Boiler
Steam
Pg 15
Condensate
return to boiler
Air gap
Tank drain
Controls
Pg 23
Modulation
Controls
On/Off
Controls
1- 24 VAC
2- On/Off Loop
3- Ctrl Ground
4- Control Signal
5- Limit Signal
6- 5 VDC
7- Ground
8- Tank Blow Down
9- Ground
10- Actuator
11- Actuator
12- 0-10 VDC Out
S
E
X T
T C
/
P
Dedicated
Circuit Breaker
or Disconnect
SETC/P
EXT
Electrical
Pg 22
Ground

As Close as
Possible to Steam
Distributor
30 in.
(76 cm)
Min.
SE 1050
only
Mount
Humidifier
5-95%
L
evel
30 in.
(76 cm)
Min. Side
Clearance
Condensate drain
line must be
sloped down, do
not use to lift
condensate
30 in.
(76 cm)
Min. Front
Clearance
36 in. (91 cm) Min.
Top Clearance
(0 in. for SE50 only)

Mount stand on level surface
Ensure humidifier is Level
Fasten
SE
humidifier
to stand with bolts,
lock washers, and
nuts
provided. Tighten
to 200 in-lb (22.6
Nm).
Note:
Center
support
only
present on SE 525
and
larger.
Secure
stand
to
floor
four places.
(hardware
by
others)

12.8 in.
(32.6 cm)
Anchor 3/8 in (M10)
support rods to ceiling
(by others)
Sloped drain
1/2 in. pipe
(by others)
Support rods and hardware
(by others) must not extend
below support bracket flange.

0.75 in. (19 mm). OD
un-threaded drain outlet
Connect with hose cuff
and hose clamps.
1/2 in. NPT
Use union to connect
supply pipe to unit.
Always install a water
shut-off valve.
Air gap required.
2 1/2 in. to 1 1/4 in. copper
reducer is ideal.
Hose/line must not touch
the bottom of the funnel.
Min. 1 1/4 in. OD drain line.
Slope down. Increase size
if combining multiple drains.
Axillary drain, 1/2 in. female NPT
For draining tank without pump. Leave
valve closed except if freeze protection is installed.
*Pipe, unions, and water shut-off valve not supplied by NORTEC.

6
in.
(15
cm)
Max
Boiler
steam
supply
line. Max 15 psi, Min 5
psi
measured
at
CV
Valve
Boiler steam
Actuator
inlet port location
on SE 1050 CV Valve
(see table 3) Pressure
gauge
(optional)
F&T
Trap
Wye
Strainer
Isolation
Valve
Boiler
steam
inlet port
(see
table
3)
Condensate
Drain
Port (see table 3)
Condensate
drain
line.
Gravity feed to boiler.
Use pump if condensate
must
be
lifted.
Note: Nortec supplies CV valve, actuator
and wye strainer. All other
components and fittings by others.
Not pressurized
condensate header
(slope down)
Pressurized condensate
header

Install jam nut
and lock washer
Install stem
extension
Actuator
2 turns then
push in and
1/8 turn to lock
Raise valve
stem to full up
1/2 in. (1.2 cm)
min.
CV Valve
Install and
tighten
mounting nut
Turn stem
extension
until holes
line up
Insert
connecting
pin
Tighten jam nut
against stem extension

Steam Direction
Use Appropriate Slope Insulate Pipe
2 Degrees
0.5 in.
(12 mm)
1ft (30 cm) 1 in. (2.5 cm) pipe
insulation
10
Degrees
2
in.
(5 cm
)
1
f
t
(30
cm)