Electronic ballast WK-T8-432/IS/120HSC-Zhenjiang Welkin Electronics Co., Ltd._

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Electronic ballast WK-T8-432/IS/120HSC

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Product details

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Warranty(Year)：1 Year

Product Specifications

Product Description

Description：The electronic ballast WK-T8-432/IS/277HSC is a green light product, it is suitable for fluorescent lamps:
　　　　　?F17T8,F24T8,F25T8,F25T12,F31T8,F32T8 and F40T8.
Line Voltage: 277vac, ±10%, 60Hz?????????????????????????????????????????????? UL No.: E247096
Instant Start??????????????????????????????????　　??????　　　　　　　　?? Parallel Lamp Operation

Lamps		Input Watts	Line Current(amps)	Power Factor	Ballast Factor	Ballast Efficacy Factor	Harmonic Total	Crest Factor
Type	#	Input Watts	Line Current(amps)	Power Factor	Ballast Factor	Ballast Efficacy Factor	Harmonic Total	Crest Factor
F32T8	4	112	0.41	>99%	87%	0.78	<8%	<1.7
F31T8	4	111	0.39	>99%	87%	0.78	<8%	<1.7
F25T8	4	87	0.32	>99%	91%	1.05	<10%	<1.7
F25T12	4	92	0.33	>99%	89%	0.97	<10%	<1.7
F24T8	4	85	0.31	>99%	91%	1.07	<10%	<1.7
F17T8	4	62	0.23	>98%	92%	1.48	<15%	<1.7
F40T8	3	112	0.40	>99%	94%	0.84	<8%	<1.7
F32T8	3	92	0.33	>99%	96%	1.04	<9%	<1.7
F31T8	3	89	0.32	>99%	96%	1.08	<9%	<1.7
F25T8	3	74	0.27	>99%	97%	1.31	<11%	<1.7
F25T12	3	77	0.28	>99%	94%	1.22	<10%	<1.7
F24T8	3	71	0.26	>99%	97%	1.37	<11%	<1.7
F17T8	3	56	0.20	>98%	99%	1.77	<14%	<1.7

Performance:
Inherent thermal protection　　　　　　　　　Low harmonic distortion
Minimum starting temp. : 0oF(-18oC)　　　　　? Ballast case must be grounded
High power factor　　　　　　　　　　　　? Install lamps with 3/4″of grounded metal plane.
Sound rate A　　　　　　　　　　　　　　? Class P , Type 1 outdoor
No PCBs　　　　　　　　　　　　　　　???Open circuit voltage: 600V

WARNING:
Disconnect power when installing or servicing.