4 - Certificazione energetica edifici

Pre-mixed condensation gas heating modules
•REPLY N
- Ultra-high efficiency condensation heating module
- Single-furnace (REPLY N 50) or double-furnace (REPLY N 70 and
REPLY N 100) with ultra-high heat exchange aluminium lamellar
exchangers.
- Flame injection pre-mixed ceramic burner.
- Ideal for low temperature system operation.
- Ideal for outdoor installation, even for uncovered places.
- Variable opening pneumatic gas valves.
- Microprocessor electronic card suitable for connection to the cascade
control board and possible external probe.
- Variable speed fans.
- Ionization flame control electronic ignition.
- Electronically controlled continuous modulation with steady air/gas
ratio.
- Natural gas or G.P.L. operation.
- Utility interface display for each module assembled on the machine.
- Instruments for unit control and regulation.
- Independent exchanger water circuits, being connected to the relevant
delivery and return headers.
- Primary unit circulators.
- Check valve.
- Condensation discharge on disposal circuit complete with siphon.
- Silked stainless steel AISI 316 containment module structure, reduced in
size.
- G.P.L. kit supplied with the boiler.
- Class: NOx = 5.
- IP X4D protection degree.
Classe
NOx
5
• Installation and Maintenance
- Series of modules being cascade connected can be managed and easily
assembled. The machine electronic unit is arranged for the connection
of the control room to the cascade control and managament
microprocessor.
- The delivery and return headers for system water delivery and return
and gas adduzione are fitted to the machine; they are flanged in order
to allow easy installation, being complete with blind flanges and
connection system.
- Maintenance is made simple thanks to easy accessibility to internal
components.
1650
Øi 150
a1
400
110
a3
• Optional accessories
- For the accessories suitable for REPLY N heating module, see page 85.
575
390
225
145
a4
a2
• Certification
- REPLY N heating modules are EC type approved.
700
35
115
250
275
module furnace power useful efficiency Maximum power Heating Heating gas condensation Weight
type a 50/30°C a 80/60°C pressure voltage delivery return conn. discharge
kW kcal/h 100% 30% 100% bar V/Hz DN a1 DN a2 DN a3 Ø a4 Kg
REPLY N 50 13,8÷ 46 11.868÷ 39.560 105,3 109 98,2 6 230/50 80 80 50 40 114
REPLY N 70 13,8÷ 70 11.868÷ 60.200 105,3 109 98,2 6 230/50 80 80 50 40 165
REPLY N 100 13,8÷ 92 11.868÷ 79.120 105,3 109 98,2 6 230/50 80 80 50 40 165
module Fuel module 50/30°C useful power 80/60°C useful power
code type kW kcal/h kW kcal/h
00906210 nat. gas/LPG REPLY N 50 14,4÷ 48,4 12.384÷ 41.624 13,6÷ 45,2 11.696÷ 38.872
00906220 nat. gas/LPG REPLY N 70 14,4÷ 73,7 12.384÷ 63.382 13,6÷ 68,7 11.696÷ 59.082
00906230 nat. gas/LPG REPLY N 100 14,4÷ 96,8 12.384÷ 83.248 13,6÷ 90,4 11.696÷ 77.744
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