XTHERM CONDENSING BOILERS, 2505-4005

Description

The all-new XTherm – vertical modulating condensing boiler, in sizes from 2505 to 4000 MBTU. XTherm combines time-honored high-recovery copper fin technology with cutting-edge control and combustion advancements. The owner can enjoy broad installation flexibility, easy commissioning, and long-term reliability.

 

 

Features:

⦁ 96% efficiency at full fire. Condensing. Cat IV venting required.

⦁ Cast-iron headers and pumps with copper finned-tube primary heat exchanger. Brass headers and cupro-nickel tubes available as options. CSA Low Lead Certified 0.25% Lead

⦁ Minimum continuous inlet water temperature (50°F).

⦁ Electronic modulating gas valve and burner, up to 11 to 1 turn down.

⦁ On-board diagnostic center, real English, no codes.

⦁ All models indoor/outdoor construction.

⦁ Complete cabinet protects all controls and wiring.

⦁ Certified under BAAQMD rule 7 – Low NOx.

⦁ Suitable for altitudes up to 10,000 ft. (derate above 5,000 ft.).

⦁ Primary-secondary piping required.

⦁ 0-10 VDC Remote set-point BMS Interface.

⦁ 0-10 VDC Direct Drive.

⦁ Available for natural gas or propane.

⦁ VERSA IC® control package with built-in outdoor reset function. 7″ touchscreen display, including system sensor, indirect sensor & indirect supply sensor.

⦁ Cascade control of up to 8 units, no external sequencer required.

⦁ Cascade in parallel or sequential modulation modes.

⦁ Modbus® RTU port (RS485).

Options:

⦁ Outdoor air Sensor (B-32)

⦁ Indirect DHW sensor

⦁ BACNet IP, BACnet MS/TP, Modbus TCP, N2 Metasys (B-85)

⦁ Lonworks (B-86)

⦁ Alarm with 4” Bell (E-5)

⦁ Low Water Cutoff (F-10)

⦁ Condensate Neutralizer (Z-12)