Thermal Expansion Valve Feature: 1.Big refrigerating capacity could reach to 19 Tons 2.Wide range of evaporating temperature

A wide type of thermal expansion valve form Sanheng Refrigeration Manufacturer, Danfoss type T2/TE2,TDE, ALCO type TI/TIE,Sporlan type FVE/SVE,New type SNRF type for your selection !!!

Product Introduction

STDE(B) Series thermal expansion valve, which adopts the top class technic, is used for air-conditioner system, heat pump, auto air-conditioner, chiller, and traditional refrigeration system.

It is a throughway valve and is solder connected with refrigeration system.

STDE: One-way outfall type

Have K, AC and N series for different evaporating temperature range

Suited for R22, R134a and R407C

Specification

Max. sensing bulb temperature	150°C
Max. Valve Body Temperature	120°C
Max. short term Valve Body Temperature	150°C
Max. Work Pressure	28bar
Max. Testing Pressure	32bar

MOP

Te: evaporating temperature  Pe: evaporating pressure

Refrigerant	K Series -25°C~+10°C	AC Series -10°C~+15°C
	Te=+15°C/+60°F	Te=+20°C/+68°F
R22	Pe=100psi/6.9bar	Pe=120psi/8.5bar
R407C	Pe=95psi/6.6bar	Pe=115psi/8.0bar
R134a	Pe=55psi/5bar

K=-25°C~+10°C  MOP 100psi/ 6.9bar

AC=-10°C~+15°C MOP 120psi/ 8.5bar

N=-40°C~+10°C 

SS=4K

Outfall Type	Model	Connection Size		Nominal Refrigerating Capacity (KW)
		in	mm	R22	R407C	R134a
One-way	STDE3	3/8×5/8	10×16	10.5	10.5	8.1
	STDE3	1/2×5/8	12×16	10.5	10.5	8.1
	STDE4	1/2×7/8	12×22	14	14	10.8
	STDE6	1/2×5/8	12×16	21	21	16.2
	STDE6	1/2×7/8	12×22	21	21	16.2
	STDE6	5/8×7/8	16×22	21	21	16.2
	STDE7.5	5/8×7/8	16×22	26	26	20
	STDE8	5/8×7/8	16×22	28	28	22
	STDE11	5/8×7/8	16×22	38.5	38.5	30
	STDE11	5/8×1-1/8	16×28	38.5	38.5	30
	STDE12.5	5/8×7/8	16×22	44	44	34
	STDE12.5	5/8×1-1/8	16×28	44	44	34
	STDE16	5/8×1-1/8	16×28	56	56	43
	STDE16	7/8×1-1/8	22×28	56	56	43
	STDE19	7/8×1-1/8	22×28	66.5	66.5	51

Remark: Nominal refrigerating capacity is based on the condensing temperature 32°C, evaporating emperature 5°C.

Expansion Valve Solder connection STDE16