TGThermostats

TG Double immersion aquastat external adj.0-90°C - external adj.30-120°C

TG double immersion aquastat with external adjustment for HVAC and hydronic systems. Offers dual temperature ranges: 0–90 °C and 30–120 °C with 1 1/2–14 NPT connection. Ideal for boiler and water heating applications…

SKU 3G-CBM-06894

Also listed as: THG 35003 · THG-35003

Brand

Item

Double immersion aquastat external adj.0-90°C - external adj.30-120°C

Local availability & support — Singapore

Local office: 20 Woodlands Link #09-05, Singapore 738733
Phone: +65 8878 8355
Delivery: Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment: Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to: Singapore

Technical Specifications

connection

1 1/2–14 NPT 

temperature range 1 external knob

0–90 °C 

temperature range 2 external knob

30–120 °C 

Datasheet Content

49

100

103

SCHEMA ELETTRICO
Wiring diagram

[7 ii1/2-14 NPT

16] Cu

SCHEMA ELETTRICO
Wiring diagram

Caratteristiche tecniche / Technical characteristics

Campo di regolazione 2 — manopola esterna 30 = 120 °C
Temperature range 2 — external knob ~

Campo di regolazione 1 — manopola esterna 0=90°C
Temperature range 1 — external knob ~
Tolleranza / tolerance 1 — 2 temp. min.t6°C temp. max +4°C
Differenziale / differential 1 — 2 62 °C
Rotazione perno termostato 1 — 2 2
Thermostat pin rotation 1 — 2 a 270
Coperchio / Cover RAL 7035
Base, manopola, passacavi / Base, knob, cable gland RAL 7042
Portata nominale dei contatti 16 (4)A 250V ~
Contacts rating 6 (1)A 400V ~
Tensione impulsiva nominale / Rated impulsive voltage 4 kV
Classe di isolamento / Insulation grade |
Gradiente termico / Thermal gradient 1°C/min
Limite di temperatura della testa di comando T 85
Temperature limit of thermostat head

Utilizzare conduttori resistenti al calore almeno T 140°C
To apply heat resistant conductors of minimum

Messa a terra del dispositivo: morsetti a vite
Device earthing: screw clamp
Montaggio Fissaggio mediante guaina filettata
Assemblijy Fixing through threaded sheath
Grado di protezione/Protection grade IP43

Con pezzo orizzontale o verticale con passacavo verso il basso
Horizontally monuted or vertically with the cable gland downwards

Tipo di azione/Type of action 1B
Situazione di inquinamento del dispositivo di comando 2
Pollution level of the control device
Certificazioni/ Approval ENEC 03 — C€0497 (PED)
REV. DATA DESCRIZIONE MODIFICHE DISEGNATO | APPROVATO: AQ
IDESCRIZIONE SCALA
TERMOSTATO REGOLABILE DOPPIO IN CUSTODIA HW EHO}

ENCASED DOUBLE ADJUSTABLE THERMOSTAT

/PRODOTTO. CLIENTE DISEGNATO DATA
ZR. [31/10/06
SSOSTITUISCE IL ‘STATO PESO GREZZO | APPROVATO. DATA |
8G1 .ER601 .OOA C.F. 31/10/06 QUOTE SENZA INDIC. DI TOLLERANZA
SOSTITUITO DA TRATTAMENTO TERMICO E/O SUPERFICIALE AQ DATA
D.B. [31/10/06

[CODICE SEMILAVORATO.

CODICE MATERIA PRIMA

T&G SPA Via T. Edison, 2 - 20040 BURAGO M. MILANO ||PISEGNO N.

neserisctt 8P1.ER606.00A

Technical Documents

(1)

Technical Document 1

PDF Document

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is a TG double immersion aquastat used for?

A TG double immersion aquastat is used in HVAC and hydronic systems for precise temperature control in boilers and water heating applications. It features dual external adjustment ranges of 0–90 °C and 30–120 °C, making it suitable for systems requiring reliable thermal regulation.

What are the specifications of the TG double immersion aquastat?

The TG double immersion aquastat has a 1 1/2–14 NPT connection and two external knob temperature ranges: 0–90 °C and 30–120 °C. It offers a differential of 62 °C, contact rating of 16 (4)A 250V~, and protection grade IP43. The thermostat head temperature limit is 85 °C.

Where to buy a TG double immersion aquastat in Singapore?

You can source the TG double immersion aquastat from 3G Electric in Singapore. We provide procurement, logistics, customs clearance, and delivery services for industrial HVAC components. Contact us for availability and lead time on this item.

How to install a TG double immersion aquastat?

Install the TG double immersion aquastat by fixing it through the threaded sheath (1 1/2–14 NPT). Mount horizontally or vertically with the cable gland downwards for IP43 protection. Use heat-resistant conductors rated at least T 140 °C and ensure proper earthing via screw clamp.

Used in

Common applications for TG

Boiler safety limit control — TG safety aquastat (THG70002) with manual reset and fixed 110°C calibration for overheat shutdown in commercial/industrial steam systems

Hydronic heating-system temperature regulation — TG sealed aquastat (THG60010, IP55) with adjustable 0–60°C range and internal adjustment for closed-loop hot-water circuits

Chiller or cooling-loop setpoint control — TG thermostat with external adjustment (THG60008, 0–40°C) for maintaining process or comfort cooling within narrow differentials

Boiler outlet or tank temperature monitoring — TG rectangular thermometer (THG80005, 0–120°C, 3 m capillary) for visual verification of system temperature without electrical integration

Condensate or fluid-level aquastat — TG aquastat with internal adjustment (THG45008, 70–110°C, 1.5 m capillary) for heating-system protection and pump staging in district or building heating plants

TG Products

3G Electric supplies TG thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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