34.5kv/V3 Pole Mounted Single Phase Self Protect Power Source Transformer for Recloser

• Phase: Single Phase
• Type: On-line
• Protection: Short Circuit
• Application: Industry
• Classification: Lighting/Power
• Standby Time: Long-acting Machine
• Model NO.: D9
• Standby UPS: Square Wave Output UPS
• Output Capacity: Large Type
• Equipment Mode: Decentralized
• Transport Package: Wooden Case
• Specification: 19.9KV
• Trademark: HEMG
• Origin: China
• Production Capacity: 5000

Product Description

 

	SINGLE PHASE DISTRIBUTION TRANSFORMERS - AUTO PROTECTED - VARIOUS CAPACITIES FOR 35,5kV
	PARAMETER	SPECIFICATION REQUIRED		SPECIFICATIONS OFFERED	Page. Ref.
1.	GENERAL CHARACTERISTICS
1.1	Transformer Class	Distribution		Distribution
1.2	Transformer Type	Single phase - Self-protected		Single phase - Self-protected
1.3	Manufacturing Standards	INEN NTE - National norm ANSI C.57.12 and INEN 2114		INEN NTE - National norm ANSI C.57.12 and INEN 2114
1.4	Country of Manufacture	specify		specify
2.	TERMS OF SERVICE
2.1	Service	Exterior - Continuous		Exterior - Continuous
2.2	Mounting	In post		In pole
2.3	Type of cooling	ONAN		ONAN
2.4	Height above sea level (masl)	0 - 3000		1000
2.5	Minimum ambient temperature	4°C		4°C
2.6	Maximum ambient temperature	40°C		40°C
2.7	Average ambient temperature	30°C		30°C
2.8	Relative Media Moisture	80%		80%
3.	CHARACTERISTICS OF THE PARTS
3.1	CORE CHARACTERISTICS
3.1.1	Material	Silicon steel grain oriented and cold rolled or other magnetic material		Silicon steel grain oriented and cold rolled or other magnetic material
3.1.2	Construction (rolled or stacked) ()	Specify		Rolled
3.1.3	weight	Specify		15kva:66kG 25kva:95kG 37.5kva:120kG 50kva:150kG
3.1.4	Method of fixing the core to the tank	Specify		Bolt fixed
3.2	CHARACTERISTICS OF WINDINGS
3.2.1	Material used in primary and secondary coils	Copper		Copper
3.2.2	insulating paper	Norm ANSI / ASTM A 1305		Norm ANSI / ASTM A 1305
3.2.3	Type	Specify		Winding
3.2.4	Class of Insulation	A		A
3.3	CHARACTERISTICS OF OIL
3.3.1	Liquid mineral insulating and cooling, new	norm NTE INEN 2133-98		Norm ANSI / ASTM A 1305
3.3.2	Type	inhibited		inhibited
3.3.3	Dielectric Strength (kV)	norm ASTM D 877		inhibited
3.3.4	Free PCB	Environmental norm Standard D 4059		Environmental norm Standard D 4059
3.4	TANK CHARACTERISTICS
3.4.1	Material	Carbon steel sheet		Environmental norm Standard D 4059
3.4.2	Type	cylindrical		cylindrical
3.4.3	Pressure limits without deformation (kgf / cm2)	From - 65 to + 65		cylindrical
3.4.4	Cover attachment to tank	Band bolted closure and packaging / No welded /		Ring fasten type
3.4.5	Regional sequential number 6.5 x 4.2 x 1.0 cm.	Five Digits red reflective adhesive Arial type letter		Five Digits red reflective adhesive Arial type letter
3.4.6	Initials CNEL _____	Recorded in the tank, in high or low relief and / or adhesive		Recorded in the tank, in high or low relief and / or adhesive
3.4.7	Identification of the nominal power of the transformer	leEctric Blue, Arial, Size 7 x 3.5 x 1 cm visible from the ground		YES
3.4.8	Painting	ASTM norm B117-3396 NTC ASTM G 154		YES
3.4.8.1	anticorrosive Material	specify		Painting
3.4.8.2	Paint Material	specify		RESIN
3.4.8.3	Paint thickness	norm NTC 3396		80μm
3.4.8.4	Color paint finish	Light gray similar to RAL series 70		Light gray similar to RAL series 70
3.4.8.5	Method paint finish	specify		Painted
3.4.8.6	Degree of adhesion	According 4A (ASTM D3359)		Light gray similar to RAL series 70
3.4.8.7	For non-PCB dielectric oil	Green Circle Sticker 10cm ф		Green Circle Sticker 10cm ф
3.4.8.8	Tank top (lid)	Provided with an adequate slope to prevent water stagnation		Provided with an adequate slope to prevent water stagnation
3.5	CHARACTERISTICS OF PASS CAPS (BUSHINGS)
3.5.1	applicable standard	ANSI C57.12.20, IEC 137, ANSI C76.1		ANSI C57.12.20, IEC 137, ANSI C76.1
3.5.2	Settings bushings MT	Indoors with one lock nut		Indoors with one lock nut
3.5.3	Material - Bushings Medium and Low Voltage :	Porcelain		Porcelain
3.5.4	Number of bushings BT	3		3
3.5.5	Number of bushings MT	1		1
3.5.6	Insulation class - Medium Voltage Bushings	34,5 kV		34,5 kV
3.5.7	Insulation class - Low Voltage Bushings	1,2 kV		1,2 kV
3.5.8	Number of Connectors for earth leakage tank type eye	1		1
3.5.9	Terminal Type	eye		eye
3.5.10	Material terminal	Universal para cobre - aluminio		Universal para cobre - aluminio
3.6	ACCESORIOS
3.6.1	Transformer mounting brackets	Norm NTE INEN 2139		Norm NTE INEN 2139
3.6.2	Ears to lift the transformer	Norm		Norm
3.6.3	Tap changer with external drive	5 posiciones		5 posiciones
3.6.4	Domestic oil level indicator	Norm NTE INEN 2139		Norm NTE INEN 2139
3.6.5	Pressure Relief Valve	Norm Norma NTE INEN 2139 - NTC 3609		Norm Norma NTE INEN 2139 - NTC 3609
3.6.6	Alarm pilot light externally changeable without suspension (for self protected)	Above the oil level. anti-rotation lock,		Above the oil level. anti-rotation lock
3.6.7	Nameplate	Norm NTE INEN 2130 / 2139		Norm NTE INEN 2130 / 2139
3.6.8	Location of the terminal	Norm NTE INEN 2139		Norm NTE INEN 2139
4.	ELECTRICAL CHARACTERISTICS
4.1	FREQUENCY CHARACTERISTICS, REGULATION
4.1.1	Rated frequency (Hz)	60		60
4.1.2	Position of the primary winding taps	. +1 a - 3 x 2,5%		. +1 a - 3 x 2,5%
4.1.3	rated Power	25-37,5-50 KVA		25-37,5-50 KVA
4.1.4	IEC Connection Group	Ii0		Ii0
4.1.5	polarity	Subtractive		Subtractive
4.1.6	Transformation ratio at nominal tap	19920 V/ 120-240V		19920 V/ 120-240V
4.1.7	Nominal line voltages:
	primary winding	34500 V GRDY / 19920 V		34500 V GRDY / 19920 V
	secondary winding	120 / 240 V		120 / 240 V
4.1.8	Maximum level of audible sound in nominal conditions:	48 dB (according to norm NEMA TR1)		48 dB (according to norm NEMA TR1)
4.2	NSULATION CHARACTERISTICS
4.2.1	Basic Insulation level - NBA (BIL)	NTE INEN 2125 / 2127		NTE INEN 2125 / 2127
4.2.2	primary	150 kV pico		150 kV pico
4.2.3	secondary	30 kV pico		30 kV pico
4.2.4	Test voltage applied	NTE INEN 2125 / 2127		NTE INEN 2125 / 2127
4.2.5	Induced voltage test	NTE INEN 2125 / 2127		NTE INEN 2125 / 2127
4.3	FUNCTIONIN IN ALTITUDE AND TEMPERATURE CONDITIONS TO DIFFERENT STANDARDIZED
4.3.1	Overload Capacity	ANSI, IEEE Std. C57.91		ANSI, IEEE Std. C57.91
4.3.2	Increase allowable temperature	NTE INEN 2119		NTE INEN 2119
4.3.3	Heating limits	NTE INEN 2126 / 2128		NTE INEN 2126 / 2128
4.4	MAXIMUM PERMISSIBLE LEVELS OF LOSS
4.4.1	Load losses at 100% of rated voltage	NTE INEN 2113 / 2114:    25 KVA:  ≤ 185 W 37,5 KVA: ≤ 229 W 50 KVA: ≤ 267 W		NTE INEN 2113 / 2114:   15 KVA:  ≤ 165 W 25 KVA:  ≤ 185 W 37,5 KVA: ≤ 229 W 50 KVA: ≤ 267 W
4.4.2	Winding losses at rated load (85 ° C) 85	NTE INEN 2114 / 2116: 25 KVA: ≤ 360 W 37,5 KVA: ≤ 488 W 50 KVA: ≤ 606 W		NTE INEN 2114 / 2116: 15 KVA: ≤ 320 W 25 KVA: ≤ 360 W 37,5 KVA: ≤ 488 W 50 KVA: ≤ 606 W
4.4.3	Total losses at full load (85 ° C) 85	NTE INEN 2114:   25 KVA: ≤ 545 W 37,5 KVA: ≤ 717 W 50 KVA: ≤ 873 W		NTE INEN 2114:   15 KVA: ≤ 502 W 25 KVA: ≤ 545 W 37,5 KVA: ≤ 717 W 50 KVA: ≤ 873 W
4.4.4	Impedance (85 ° C)	NTE INEN 2116:                4.0 %		NTE INEN 2116:                4.0 %
4.4.5	Excitation current (max.)% In	NTE INEN 2113 / 2114:   25 KVA: 2.4 % In 37,5 KVA: 2.0 % In 50 KVA: 2.0 % In		NTE INEN 2113 / 2114:   15 KVA: 2.4 % In 25 KVA: 2.4 % In 37,5 KVA: 2.0 % In 50 KVA: 2.0 % In
4.5	PROTECTIONS
4.5.1	OVER CURRENT PROTECTIONS:
	In medium voltage	Immersed fuse oil expulsion		Immersed fuse oil expulsion
	In  low voltage	Disyuntor inmerso en aceite, acción con pértiga. Tipo monoblock		Disyuntor inmerso en aceite, acción con pértiga. Tipo monoblock
	Maximum rated voltage (kV)	0.60		0.60
	Rated breaking capacity (kA)	11		11
	Maximum MCOV (kV)	0.60		0.60
	Rated current (A)	25 KVA: 104.17 A 37,5 KVA: 156.25 A 50 KVA: 208.33 A		15 KVA: 75.17 A 25 KVA: 104.17 A 37,5 KVA: 156.25 A 50 KVA: 208.33 A
4.5.2	PROTECTIONS OVERVOLTAGE:
4.5.2.1	LIGHTNING ROD MEDIUM VOLTAGE
	Type	Silicone rubber		Silicone rubber
	Class	distribution		distribution
	Manufacturer	specify		specify
	Breaking Capacity	10 KA		10 KA
	Max. Nominal voltage	27 kV		27 kV
	Breaking Capacity	10 kA		10 kA
	Max. Continuous operating voltage MCOV	22 kV		22 kV
	Max. Discharge voltage at 10 kA	86.60 kV		86.60 kV
	rules applicable	ANSI C62.22 or equivalent		ANSI C62.22 or equivalent
	Cable Connector	4-2 AWG		4-2 AWG
	Connector for land	> 2 AWG		> 2 AWG
	Disconnect visible action fails	obligatory		obligatory
	Cover avifauna	1 por polo		1 por polo
4.5.2.2	BT LIGHTNING ROD
	Type	Specify		Silicon rubber
	Max. Nominal voltage	0.48 kV		0.48 kV
	Breaking Capacity	10 kA		10 kA
	rules applicable	Specify		Specify
	Maximum continuous operating voltage (MCOV)	0.48 kV		0.48 kV
	Maximum discharge voltage at 10 kA	1.9 Kv		1.9 Kv
4.6	Certificate / test protocols	NTE INEN 2138		NTE INEN 2138
5.	WEIGHTS AND DIMENSIONS
5.1	Total weight including oil and Accessories	Specify	15kva:190kG 25kva:250kG 37.5kva:320kG 50kva:370kG
5.2	Dimensions including	Specify	15kva:664X624X1225 25kva:714X674X1245 37.5kva:734X694X1285 50kva:814X750X1355