A.O. Smith ITS-1000, ITS-600, ITS-500, ITS-750, ITS-400 User Manual

ITS

Dual coil indirect calorifier

ITS - 300/400/500/600/750/1000

Indirect water heater (calorifier) for a wide range of applications

•Single-wall spiral heat exchanger • PermaGlas® Ultra Coat™ second-generation glass coating technology prevents corrosion

•ITS 300: Three adjustable legs facilitate easy installation

•ITS 400-1000: Insulated ring base for easy installation

•Insulated access cover for comprehensive waterside maintenance

•Replaceable magnesium anode • Options: Flexible magnesium anode for installation in confi ned areas • Powered anode for reduced maintenance requirements • Temperature and pressure valve with stainless-steel spring set to 95 °C and a maximum water pressure of 7 bar • Analogue temperature gauge (0-120 °C)

•Electric element heat packs (3 - 36 kW) • Unvented kits

•Destratication pump kit

Innovation has a name.

ITS

Technical specifications

		ITS 300	ITS 400	ITS 500	ITS 600	ITS 750	ITS 1000
Technical data
Output solar coil	kW	46	52	68	72	80	87
Surface area solar coil	m2	1.45	1.64	2.13	2.39	2.66	2.89
Water capacity solar coil	l	9.5	9.9	12.8	20.3	22.6	24.6
Flow rate solar coil (80-60°C)	l/h	1978	2236	2924	3096	3440	3741
Pressure drop solar coil	mbar	44	78	166	37	50	61
Output primary coil	kW	27	37	42	40	56	58
Surface area primary coil	m2	0.85	1.15	1.31	1.33	1.86	1.93
Water capacity primary coil	l	5.7	6.9	7.9	11.3	15.8	16.4
Flow rate primary coil (80-60°C)	l/h	1161	1591	1806	1720	2408	2494
Pressure drop primary coil	mbar	12	30	43	7	18	20
Maximum working pressure tank	bar	10	10	10	10	10	10
Maximum working pressure coil	bar	16	16	16	16	16	16
Maximum operating temperature tank	°C	95	95	95	95	95	95
Maximum operating termperature coil	°C	110	110	110	110	110	110
Standby loss	kWh/24h	1.32	1.60	1.88	1.85	2.03	2.19
Anodes	-	1	1	1	1	1	1
Maximum weight	kg	422	527	666	887	980	1347
Draw-off capacity*
Storage capacity	l	289	382	470	641	718	1007
30 min. ∆T=44°C	l	957	1200	1480	1684	1979	2374
60 min. ∆T=44°C	l	1671	2069	2555	2779	3309	3791
90 min. ∆T=44°C	l	2384	2939	3630	3873	4638	5208
120 min. ∆T=44°C	l	3098	3809	4705	4968	5967	6625
Continuous ∆T=44°C	l/h	1427	1740	2150	2189	2658	2834
Heating-up time ∆T=44°C	min.	12	13	13	18	16	21
30 min. ∆T=50°C	l	842	1056	1303	1482	1742	2089
60 min. ∆T=50°C	l	1470	1821	2249	2445	2912	3336
90 min. ∆T=50°C	l	2098	2586	3195	3409	4081	4583
120 min. ∆T=50°C	l	2726	3352	4141	4372	5251	5830
Continuous ∆T=50°C	l/h	1256	1531	1892	1926	2339	2494
Heating-up time ∆T=50°C	min.	14	15	15	20	18	24
30 min. ∆T=55°C	l	766	960	1184	1347	1584	1899
60 min. ∆T=55°C	l	1337	1655	2044	2223	2647	3033
90 min. ∆T=55°C	l	1907	2351	2904	3099	3710	4166
120 min. ∆T=55°C	l	2478	3047	3764	3974	4773	5300
Continuous ∆T=55°C	l/h	1141	1392	1720	1751	2127	2267
Heating-up time ∆T=55°C	min.	15	16	16	22	20	27
Shipping data
Weight empty	kg	133	145	196	246	262	340
Weight incl. packaging	kg	144	156	207	257	273	352
Width packaging	mm	780	780	780	870	870	1010
Height packaging	mm	1510	1850	2150	1930	2150	2100
Depth packaging	mm	780	780	780	870	870	1010

* Draw-off capacity is based on both coils. This is not always possible.