NPE Series Application Drawings · 2016. 1. 30. · 1. Use Navien Cord P #30011612A 2. Set DIP Switches on Integrated Controller #1 – OFF, #2 – OFF, #3 – ON 3. Select External

T

Check Valve Circulator

Pressure

Relief

Valve Expansion

Tank

AquastatFull-port

Ball Valve

Mixing

Valve

Storage

Vessel

DHW Circulator

w/Aquastat & Check Valve

These drawing are intended as a guide only and not as a replacement for professionally engineered project drawings. These concept system drawings do not imply compliance with local building codes. Actual installations may vary depending on installation location & parameters and it must be done in accordance with all local building codes. Verify with

Guide Only

NPE Series Application Drawings

CHG

NPE-240S

CHG

NPE-210S

CHG

NPE-180S

20 GoodyearIrvine, CA 92618

800-519-8794


800-519-8794www.Navien.com T


PressureReliefValve Expansion

Tank

AquastatFull-portBall Valve

Mixing Valve

StorageVessel

DHW Circulatorw/Aquastat & Check Valve

This drawing is intended only as a guide and not as a replacement for professionally engineered project drawings.This concept system drawing does not imply compliance with local building codes. Actual installation may vary depending on installation location & parameters and it must be done in accordance to all local building codes. Verify with local building officials before commencement of system installation.

Drawn By: B. Fenske NPE-S-1-BF02 August 1, 2013

One NPE-S Tankless(Includes NPE-A, Internal Circulation Mode)

NPE-S Series Tankless Water Heater

CHG

Gas

Domestic Cold Water

CondensateDomestic Hot Water





Tank


Mixing Valve

StorageVessel



Drawn By: B. Fenske NPE-S-2-I-BF02 August 1, 2013

Two NPE-S Tankless (Includes NPE-A Internal Circulation Mode)

Recommended Pipe Size/Heater Count 1 Unit - ¾” 2 Units - 1" 3 Units - 1-¼” 4 to 5 Units - 1-½” 6 to 8 Units - 2" 9 to 14 Units - 2-½” 15 to 16 Units - 3"


CHG

Gas

Domestic Cold Water

Condensate

CHG

Domestic Hot Water

CommunicationCable





Tank


Mixing Valve

StorageVessel



Drawn By: B. Fenske NPE-S-2LT-I-BF02 August 1, 2013

Two NPE-S Tankless With Two Temperature Operation



CHG

Gas

Domestic Cold Water

Condensate

CHG

High Temp Domestic Hot Water

CommunicationCable

Low TempDomestic Hot Water

M

CH





Tank


Mixing Valve

StorageVessel




Three NPE-S Tankless (Includes NPE-A Internal Circulation Mode)



CHG

Gas

Domestic Cold Water

Condensate

CHG

Domestic Hot Water

CommunicationCable

CHG

CommunicationCable





Tank


Mixing Valve

StorageVessel




Four NPE-S Tankless (Includes NPE-A, Internal Circulation Mode)



CHG

Gas

Domestic Cold Water

Condensate

CHG

Domestic Hot Water

CommunicationCable

CHG

CommunicationCable

CHG

CommunicationCable





Tank


Mixing Valve

StorageVessel




Five NPE-S Tankless (Includes NPE-A, Internal Circulation Mode)



CHG

Gas

Domestic Cold Water

Condensate

CHG

Domestic Hot Water

CommunicationCable

CHG

CommunicationCable

CHG

CommunicationCable

CHG

CommunicationCable





Tank


Mixing Valve

StorageVessel



Drawn By: B. Fenske NPE-S-6P-I-BF02 August 1, 2013

Six Plus NPE-S Tankless (Includes NPE-A, Internal Circulation Mode)



CHG

GasDomestic Cold Water

Condensate

CHG

Domestic Hot Water

CommunicationCable

CHG

CommunicationCable

CHG

CommunicationCable

CHG

CommunicationCable

CommunicationCable

CHG

Unit 1 Unit 2 Unit 3 Unit 4 Unit 5 Unit 6 - 16. . . . .





Tank


Mixing Valve

StorageVessel



Drawn By: B. Fenske NPE-A-10-E-BF02 August 1, 2013

Ten NPE-S Tankless (Includes NPE-A, Internal Circulation Mode)

Alternative Mounting Shown



Gas

Domestic Cold Water

Condensate

Domestic Hot Water





Tank


Mixing Valve

StorageVessel



Drawn By: B. Fenske NPE-S-1-PW-EC-BF02 August 1, 2013

One NPE-S Tankless Using External Pump for Recirculation

with Part #30011612A External Pump Wire


Notes:1. Use Navien Cord P #30011612A2. Set DIP Switches on Integrated Controller

#1 – OFF, #2 – OFF, #3 – ON3. Select External Circulator Performance

to be 2 GPM Minimum, 4 GPM Maximum basedon 11 Psi drop @ 4 GPM at tankless

* Refer to NPE Installation Manual for further details

CHG

Gas

Domestic Cold Water

CondensateDomestic Hot Water





Tank


Mixing Valve

StorageVessel



One NPE-S with Storage to meet Flow/Temp Rise Requirements

Drawn By: B. Fenske August 1, 2013NPE-S-1-ST-BF02


Domestic Cold Water

Insulated Storage

Tank

T

¾” Min

Domestic Hot Water to Fixtures

Optional DHW

Recirculation

3 or 4TapTank

(A) Tankless Circulator (Bronze or S.S) Selected Shall be 4 GPM Max @ 23' Total Head (10 PSI) + pipe, valves, fittings & tank.

(A)

GasCondensate

CHG





Tank


Mixing Valve

StorageVessel



Two NPE-S with Storage to meet Flow/Temp Rise Requirements


(A) Tankless Circulator (Bronze or S.S) Selected Shall be 8 GPM Max (4 Per Tankless) @ 23' Total Head (10 PSI) + pipe, valves, fittings & tank.(B) Install Circuit Setters to Maintain Flow into Units @ 4 GPM Maximum



(A)Domestic Cold Water

Insulated Storage

Tank

T


Optional DHW

Recirculation

3 or 4TapTank

CHG

Gas

Condensate

CHG

CommunicationCable

(B) (B)





Tank


Mixing Valve

StorageVessel



Three NPE-S with Storage to meet Flow/Temp Rise Requirements






Insulated Storage

Tank

T


Optional DHW

Recirculation

3 or 4TapTank

CHG

Gas

Condensate

CHG

CommunicationCable

CHG

CommunicationCable

(B) (B) (B)





Tank


Mixing Valve

StorageVessel



Four NPE-S with Storage to meet Flow/Temp Rise Requirements





(A)

Domestic Cold Water

Insulated Storage

Tank

T


Optional DHW

Recirculation

3 or 4TapTank

CHG

Gas

Condensate

CHG

CommunicationCable

CHG

CommunicationCable

CHG

CommunicationCable

(B) (B) (B) (B)





Tank


Mixing Valve

StorageVessel



Two NPE-S with Two Storage Tanks to meet Flow/Temp Rise Requirements

Drawn By: B. Fenske August 1, 2013NPE-S-2-2ST-BF02






CHG

Gas

Condensate

CHG

CommunicationCable

InsulatedStorage

Tank

InsulatedStorage

Tank

T T

Optional DHW Recirculation

(B) (B)





Tank


Mixing Valve

StorageVessel



Three NPE-S with Two Storage Tanks to meet Flow/Temp Rise Requirements







CHG

Gas

Condensate

CHG

CommunicationCable

InsulatedStorage

Tank

InsulatedStorage

Tank

T T


CHG

CommunicationCable

(B) (B) (B)





Tank


Mixing Valve

StorageVessel



Four NPE-S with Two Storage Tanks to meet Flow/Temp Rise Requirements





Condensate

(A)

Domestic Cold Water


CHG

Gas

CHG

CommunicationCable

InsulatedStorage

Tank

InsulatedStorage

Tank

T T


CHG

CommunicationCable

CHG

CommunicationCable

(B) (B) (B) (B)





Tank


Mixing Valve

StorageVessel



Two NPE-S with Storage to meet Flow/Temp Rise Requirements

Two Temperature System

Drawn By: B. Fenske August 1, 2013NPE-S-2-STLT-BF02





Insulated Storage

Tank

T


Optional DHW

Recirculation

3 or 4TapTank

CHG

Gas

Condensate

CHG

CommunicationCable

(B) (B)

Low TempDomestic Hot Water

M

CH





Tank


Mixing Valve

StorageVessel


This drawing is intended only as a guide and not as a replacement for professionally engineered project drawings.This concept system drawing does not imply compliance with local building codes. Actual installation may vary depending on installation location & perameters and it must be done in accordance to all local building codes. Verify with local building officials before commencement of system installation.

One Navien NPE-S Dishwasher ApplicationWith Storage to meet Flow/Temp

Rise Requirements

1. Tankless circulator selected should beapproved for domestic water (S.S. or Bronze).

2. Tankless circulator selected shall be 4 GPM@ 23' H (10 PSI) + pipe, valves, fittings & tank.

3. Storage tank volume size selections:

High Temp (180°F) 6 X dishwasher GPM requirements

Low Temp (140°F) 4 X dishwasher GPM requirements

Drawn By: B. Fenske August 1, 2013NPE-S-1-DW-BF02


Opt. Recirculation

Domestic Cold Water

Vacuum Breaker

Insulated Storage

Tank

T

¾” Min

CHG

GasCondensate





Tank


Mixing Valve

StorageVessel



Drawn By: B. Fenske August 1, 2013

Two Navien NPE-S Dishwasher ApplicationWith Storage to meet Flow/Temp

Rise Requirements

NPE-S-2-DW-DHW-BF02


(A) Tankless Circulator (Bronze or S.S) Selected Shall be 4 GPM Max per Tankless @ 23' Total Head (10 PSI) + pipe, valves, fittings & tank.(B) Install Circuit Setters to Maintain Flow into Units @ 4 GPM Maximum.

Storage tank volume size selections:High Temp (180°F)

6 X dishwasher GPM requirements Low Temp (140°F)

4 X dishwasher GPM requirements

Opt. Recirculation

Vacuum Breaker

Insulated Storage

Tank

T

1” Min

Domestic Water

To Fixtures

(A)

CHG

Gas

Domestic Cold Water

Condensate

CHG

CommunicationCable

(B) (B)M

CH





Tank


Mixing Valve

StorageVessel








Two Navien NPE-S Dishwasher ApplicationWith Storage to meet Flow/Temp

Rise Requirements

NPE-S-2-DW-BF02


Opt. Recirculation

Vacuum Breaker

Insulated Storage

Tank

T

1” Min

(A)

CHG

Gas

Domestic Cold Water

Condensate

CHG

CommunicationCable

(B) (B)





Tank


Mixing Valve

StorageVessel








Three Navien NPE-S Dishwasher ApplicationWith Storage to meet Flow/Temp

Rise Requirements

NPE-S-3-DW-DHW-BF02


Gas

Condensate

Opt. Recirculation

Vacuum Breaker

Insulated Storage

Tank

T

1-1/4” Min

Domestic Water

To Fixtures

(A)

CHG

Domestic Cold Water

CHG

CommunicationCable

(B) (B)

CHG

CommunicationCable

(B)M

CH





Tank


Mixing Valve

StorageVessel



NPE-S-Combi-AH-BF02 August 1, 2013Drawn By: B. Fenske

Navien NPE-S Series TanklessCombi Use Application with Air Handler


AIRFLOW

Opt. AC COILGas

Domestic Cold Water

Domestic Hot Water

ToFixtures

Circulator Requirement:Bronze or Stainless Steel

Select & Set - 4 GPM max @ 23 ft head. (Alternate pump location shown inside AHU)

Condensate

CHGM

CH





Tank


Mixing Valve

Air Elimination



NPE-S-Combi-SS-BF02 August 1, 2013Drawn By: B. Fenske

Navien NPE-S Series TanklessCombi Use Application with Required

SS Heat Exchanger


Gas

Domestic Cold Water

Domestic Hot Water

ToFixtures

(A) Circulator Requirement: Bronze or Stainless Steel

Select & Set - 4 GPM max @ 23 ft head.(B) Maximum 30 MBTU’s/Hour & 135°F

Maximum Heating System Temperature with NPE tankless set at 140°F.

Condensate

CH

Closed Loop Heating Fill

SS Heat Exchanger

(B)

FieldSuppliedCirculator

Zone PanelT

(A)

GM

CH





Tank


Mixing Valve

StorageVessel



NPE-S-G-BF02 August 1, 2013Drawn By: B. Fenske

NPE-S Domestic Hot Water Standard Installation with Geothermal or

Desuperheater

Notes:1. For Storage Tank/Geothermal Operation; DIP Switch #6of 10 located on Integrated Display Panel should be set ON (UP).2. With Storage Tank/Geothermal Operation Enabled, NPETankless DHW setting may be set at or near storage tank thermostatic mixing valve temperature output.

Domestic Cold Water


DHWSupply

To Fixtures

GasCondensate

CH

DomesticStorage

TankGeothermal Unit

orDesuperheater

G

(A)

(A) Follow GeoThermal Unit and Tank Manufacturer Recommendations and Requirements





Tank


Mixing Valve

StorageVessel



NPE-S-S-BF02 August 1, 2013Drawn By: B. Fenske

NPE-S Domestic Hot Water Standard Installation with Solar Application

Notes:1. For Storage Tank/Solar Operation; DIP Switch #6 of 10located on Integrated Display Panel should be set ON (UP).2. With Storage Tank/Solar Operation Enabled, NPETankless DHW setting may be set at or near storage tank thermostatic mixing valve temperature output.

Domestic Cold Water


GasCondensate

CHG

Solar Fill

DHWSupply

To Fixtures

Documents

NPE Series Application Drawings · 2016. 1. 30. · 1. Use Navien Cord P #30011612A 2. Set DIP Switches on Integrated Controller #1 – OFF, #2 – OFF, #3 – ON 3. Select External