Regulus BIO 55 MIX-BP G75 1F Installation And Operation Manual Download Page 13

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Regulus BIO 55 MIX-BP G75 1F - www.regulus.eu

C.3.2. Variant  2

A system with a solid fuel boiler w. manual stoking, one heating circuit, combination thermal 

store and a thermal store. The BIO MIX Load Unit ensures DHW and space heating and 

heat storage in the combination and standard thermal stores. To ensure DHW heating also 

in periods when the boiler is extinguished, it is recommended to install an electric heating 

element fitted with an adjustable and a safety thermostat for DHW afterheating in the upper 

section of the thermal store.

DESCRIPTION

KK

ball valve

1

RegulusBIO Load Unit

ZV

check valve

2

boiler

VK

drain valve

3

combination thermal store with DHW

REDV

pressure reducing valve (5 bar)

4

thermal store

SVE

expansion vessel service valve

5

heating system

DOCHV

thermal safety relief valve (e.g. BVTS)

6

safety kit*

TSV-TV

anti-scald valve

*the safety kit involves a test valve, check 

valve, drain valve, safety valve, pressure 

gauge and outlet to connect an expansion 

vessel

PV-TOP

heating system safety valve (3 bar)

EN-TV

DHW expansion vessel

EN-TOP

heating system expansion vessel 

AOV

automatic air vent valve

MFB

Magnet Filterball

PV-TV

DHW safety valve

Summary of Contents for BIO 55 MIX-BP G75 1F

Page 1: ...www regulus eu BIO 55 MIX BP G75 1F BIO 55 MIX BP G75 1F EN Installation and Operation Manual BIO 55 MIX BP G75 1F LOAD UNIT...

Page 2: ...Load Unit Installation 8 C 1 Hydraulic Connection of the Load Unit 10 C 2 Pump Connection 11 C 2 1 Pump Control 11 C 3 Connection Examples 12 C 3 1 Variant 1 12 C 3 2 Variant 2 13 C 3 3 Variant 3 14...

Page 3: ...uitable controller boiler safety elements one heating system and a thermal store then set the desired parameters in the external controller The Load Unit involves two Grundfos UPM3 Flex AS 25 75 circu...

Page 4: ...3BM load valve 11 G 1 2 M drain valve with hose tail 12 G 6 4 Fu G 1 F G 1 2 F ball valve w check valve and sheath for temperature sensor 13 Handle for ball valves 14 G 6 4 Fu G 1 F G 1 2 F ball valve...

Page 5: ...rature to boiler 55 C Max boiler output at flow of 1730 l h 40 kW at t 20 C 20 kW at t 10 C Max heating system output at flow of 1730 l h 40 kW at t 20 C 20 kW at t 10 C Insulation material EPP RG 60...

Page 6: ...6 Regulus BIO 55 MIX BP G75 1F www regulus eu B 3 PRESSURE DROP GRAPH PERFORMANCE CURVES FOR UPM3 FLEX AS 25 75 130 PUMP BOILER SIDE HEATING CIRCUIT Curve upper graph lower graph...

Page 7: ...regulus eu B 4 DIMENSIONS Note The dimensional diagram of the open load unit is rotated for illustrative purposes the outlets for the thermal store connection are mutually aligned see side view insta...

Page 8: ...al store on the right side Procedure for conversion of the load unit to connect the thermal store from the right 1 Remove the top part of insulation 2 Loosen the nut and remove the extension for the o...

Page 9: ...tep 3 and re install it to same location so that the outlet now points to the right 9 Mount the pump back to its original place tighten both nuts and return back the pump insulation piece 10 Replace a...

Page 10: ...he load unit is shown by the groove position Piping connections Inner hydraulic connection Pos Description Conn Key to components 1 Return from heating system G 1 F 2 Outlet to heating system 3 Flow f...

Page 11: ...yellow green PWM GND blue PWM out black PWM in brown socket for power supply A and signal transmission B power supply A and signal B terminals DISPLAY LED MARKING DISPLAY PERFORMANCE CURVE STATE Max H...

Page 12: ...store with DHW REDV pressure reducing valve 5 bar 4 heating system SVE expansion vessel service valve 5 safety kit DOCHV thermal safety relief valve e g BVTS the safety kit involves a test valve check...

Page 13: ...HW afterheating in the upper section of the thermal store DESCRIPTION KK ball valve 1 RegulusBIO Load Unit ZV check valve 2 boiler VK drain valve 3 combination thermal store with DHW REDV pressure red...

Page 14: ...ating of a building and heat storage in the thermal store DESCRIPTION KK ball valve 1 RegulusBIO Load Unit ZV check valve 2 boiler VK drain valve 3 thermal store SVE expansion vessel service valve 4 h...

Page 15: ...ater storage tank DESCRIPTION KK ball valve 1 RegulusBIO Load Unit ZV check valve 2 boiler VK drain valve 3 thermal store REDV pressure reducing valve 5 bar 4 hot water storage tank SVE expansion vess...

Page 16: ...TIONAL ACCESSORIES FOR VARIANTS 1 2 and 4 The following accessories are recommended for variants 1 2 and 4 Electric heating element for DHW afterheating Hot water always available To ensure DHW heatin...

Page 17: ...FAULT DISPLAY D 2 BALL VALVES The ball valves are equipped with a control shaft with two O rings with dimensions of 8 7 x 1 8 mm These rings can be easily replaced after closing the tap removing the...

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Page 20: ...2022 We reserve the right to errors changes and improvements without prior notice REGULUS spol s r o E mail sales regulus eu Web www regulus eu v1 1 01 2022...

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