ARI-TEMPTROL® 773 LCG

Thermal-mixing/diverting valve – 3way – without cooling spacer (max. 130°C) – without balancing bellow

Description

Application:	Industrial heating and ventilation systems, residential applications, marked-warehouses, ship building, cooling systems, etc.
Medium:	Fluids, air and steam

Features

• Self-operating (no auxilary power required)
• Reliable, low maintenance operation
• Over-temperature safety device
• Valves pressure balanced with stainless steel bellows
• 3 thermal controller sizes for optimal selection of proportional range
• Thermal sensors with different time constants
• Exact and easy adjustment
• Setting range is adjustable
• Sensor pocket
• Manual control device

Technical data

Thermal closing valve straight through with screwed sockets without balanced bellow

ARI-TEMPTROL® 773 LCG Thermal-mixing/diverting valve - 3way - without cooling spacer (max. 130°C)

Fig. 72.771….2..1 max. 130°C

Fig. 45.771….2..1 max. 130°C

Fig. 45.772….2..1 with cooling spacer max. 250°C

Figure	Nominal pressure	Material	Nominal diameter
72.771….2..1	PN16	CC499K	G1/2″ – G1″

Figure	Nominal pressure	Material	Nominal diameter
45.771….2..1 45.772….2..1	PN40	SA105	G1/2″ – G2″

Face-to-face dimension FTF series 1 according to DIN EN 558
L	(mm)	80	90	110	120	130	150
L1	(mm)	128	138	166	—	—	—

Dimensions
Ø G1		(inch)	1/2	3/4	1	1 1/4	1 1/2	2
Ø G2		(inch)	1 1/8	1 1/4	1 1/2	2	2 1/4	2 3/4
Fig. 771….2..1	H	(mm)	283	283	289	—	—	—
	H1	(mm)	55	55	55	—	—	—
	H2	(mm)	65	65	66	—	—	—
Fig. 45.771….2..1	H	(mm)	127	127	131	138	138	140
Fig. 45.772….2..1	H	(mm)	272	272	276	283	283	285

Weights
Fig. 771….2..1	(kg)	2,9	3,1	3,7	—	—	—
Fig. 45.771….2..1	(kg)	2,5	3,5	5	6	8	10
Fig. 45.772….2..1	(kg)	3,5	4,5	6	7	9	11

Kvs-value
Fig. 72.771….2..1	Kvs-value	(m³/h)	4,0	6,3	10,0	—	—	—
Fig. 72.771….2..1	Travel	(mm)	7,5	7,5	8	—	—	—
Fig. 45.771….2..1 Fig. 45.772….2..1	Kvs-value	(m³/h)	3,1	5,5	8,6	12,8	20	26
Fig. 45.771….2..1 Fig. 45.772….2..1	Travel	(mm)	7,5	7,5	8	9,5	9,5	11,5

Leakage rate

IV acc. to DIN EN 1349 or DIN EN 60534-4 (≤ 0,01% from the nominal flow)

Max. differential pressure drop Δp
Fig. 72.771….2..1	Straight through	(bar)	9,3	9,3	5,6	—	—	—
Fig. 45.771….2..1 Fig. 45.772….2..1	Straight through	(bar)	9,3	9,3	5,6	4,1	2,3	1,5
Pressure balancing of the actuator needed at P1 > max. differential pressure drop Δp (out of table). For pressure balancing use manual control device (Type 9900390011).

Parts
Pos.	Sp.p.	Description	Fig. 72.771….2..1	Fig. 45.771….2..1 / Fig. 45.772….2..1
1		Body	CuSn5Zn5Pb2-C, CC499K	SA105
1.2		Seat	—	G19 9 Nb Si, 1.4551
3		Cheese head screw	A4-70	A2-70
4	x	Plug	CuZn39Pb3, CW614N	—
5		Giude bushing	—	X20Cr13+QT, 1.4021+QT
6	x	O-ring	EPDM	—
7	x	Gasket	—	Graphite
8.1		Coupling	CuZn39Pb3, CW614N	—
8.2		Retaining ring	CuSn6, CW452K	—
8.3	x	O-ring	EPDM	—
8.4		Bush	PTFE	—
8.5		Washer	CuZn37, CW508L	—
8.6	x	O-ring	EPDM	—
11		Bonnet	CuZn39Pb3, CW614N	P250 GH, 1.0460
13		Gasket	Centellen	—
14	x	Spindle / Spindle unit	X6CrNiMoTi17-12-2, 1.4571	X6CrNiTi18-10, 1.4541
15		Sleeve nut	TMP / chrom.	—
16		Blind plate	S235JR, 1.0037	—
19		Bearing cover	X6CrNiTi18-10, 1.4541
21		Hexagon nut	A2	A2-70
28		Cooling spacer	—	EN-JS1049, EN-GJS-400-18U-LT
35		Spring plate	X6CrNiTi18-10, 1.4541	—
36		Spring plate	X6CrNiMoTi17-12-2, 1.4571	—
37	x	Compression spring	X10CrNi18-8, 1.4310
	└ Spare parts