THREE PHASE AUTOTRANSFORMERS FOR MOTOR STARTING

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PRODUCTS SUMMARY
single phase transformers
control
ISP	10-50VA
ITA	50-3000VA
EUR	multitap 50-3000VA
ET	multitap 50-3000VA
TOR	toroidal 20VA-10kVA
MC	4-20kVA
isolation and safety
TE	50-3000VA
ALI	50-1000VA LIGHTING 12V
TMIB	for medical dev. 0.3:2kVA
TMI	3000-25000VA
TMI64	medical use 3000-25000VA
ALX	ip55 class II 200-500VA
three phase transformers
power
TTP	1-500kVA
isolation and safety
TTI	1-40kVA
TTI-K	k-factor transf. 15-300kVA
autotransfomers
SB	110/220 revers. 0.1-10kVA
ATM	single phase 0,1-5kVA
KVA	three phase 1-500kVA
ATTP	three phase 1-300kVA
ATTP1	three phase +box 1-300kVA
ATV	motor starting 7-220kW
metal enclosures
metal enclosures
voltage stabilisers
AVR	voltage regulators
SEN	electronic 1 phase 0.5-2KVA
IMP1	electronic 1 phase 3-30KVA
R	1ph. servo rack 2-10kVA
RB	1ph. servo motor 2-10kVA
R25	1ph. servo 3-22kVA
RAF	line conditioners HI-FI 1.5-3k
IMP3	electronic 3 phase 10-2000KVA
RTC	3phase electrom. 6-30kVA
RTC220	3phase electrom. 220V
RTI	three ph.line conditioners
RTG	3phase electrom. to 500kVA
uninterruptible power supplies
EB Unin.power supplies (UPS) to 2kVA
ECL sine wave ups to 3kVA
GET sine wave on-line ups to 10kVA
frequency converters
GMM	1, 3>1ph. 50/60Hz frequency converter from 3 to 15kVA
GTT	3ph. 50/60Hz frequency converter from 9 to 100kVA
GSC	1ph. 50/60Hz frequency converter 6-9A
GSC	1, 3>1ph. 50/60Hz frequency converter from 20 to 65A
other products
VAR-N	single phase variable autotransformers
VAR-3N	three phase variable autotransformers
230V-110V ADAPTERS
Motor Guard (motor protection)

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	THREE PHASE AUTOTRANSFORMERS IN METAL ENCLOSURE ATTP range

POWER	INPUT	OUTPUT	FREQUENCY	STANDARDS
FROM 10Hp TO 600Hp	400 (OR 380V)	70% (280V)*	50/60 Hz	EN 61558-2-13
				CEI 96-13
				BS 171

Protection IP00
Isolation class F (At max 45°C)
Copper windings cl. H
Twice resin impregnated and tropicalised
Coonections on DIN rail terminals up to 50Hp
Connections on bolts for ratings above 75Hp
Vector group: Yn0 (open neutral)
Star + Neutral connection, with open neutral
Lifting lugs from 125Hp
* ADDITIONAL INTERMEDIATE TAPS AVAILABLE ON REQUEST

consecutive starts	starts/hour	max period of each start
2	3	15"
2	4	10"


A	B

power	power	part no.	dimensions mm.			DWG	weight	box
KW	Hp	part no.	A	B	C	DWG	kg.	code
7	10	ATV007	180	100	180	A	9	SAM01
11	15	ATV011	180	110	180	A	10	SAM01
15	20	ATV015	180	120	180	A	12	SAM01
22	30	ATV022	240	140	230	A	17	SAM01
36	50	ATV036	240	150	230	A	24	SAM01
55	75	ATV055	300	215	280	B	35	SAM02
74	100	ATV074	300	225	280	B	40	SAM02
92	125	ATV092	360	215	350	B	50	SAM03
110	150	ATV110	360	225	350	B	60	SAM03
132	180	ATV132	420	245	400	B	90	SAM04
147	200	ATV147	420	245	400	B	115	SAM04
183	250	ATV183	420	255	400	B	125	SAM04
220	300	ATV220	420	265	400	B	135	SAM04
250	350	ATV250	480	290	465	B	160	SAM05
300	400	ATV300	540	270	510	B	190	SAM07
350	480	ATV350	540	270	510	B	210	SAM07
450	600	ATV450	690	340	660	B	280	SAM07
ASK FOR HIGHER RATINGS OR DIFFERENT VOLTAGE COMBINATIONS


A	B

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WE CAN SUPPLY ATV TRANSFORMERS WITH ONE THERMISTOR EACH WINDING

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THREE PHASE AUTOTRANSFORMERS IN METAL ENCLOSURE ATTP range