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Electrical Panels

• HT Panels
• LT Panels

HT Panels

H T Panels Range : 3.3 KV to 33 KV

SPECIFICATIONS OF HT PANEL UP TO 24 KV
Switchgear Type	: VCB ‘EVOLIS AND ‘HVX’ Model Horizontal draw out & horizontal isolation Easy interchangeability of breaker due to full draw out
Protection	: IP 4X – Indoor duty IP 55 – Outdoor duty weather proof KIOSK (optional)
Construction	: A) Metal clad fully enclosed design floor mounting & free standing B) Made out of minimum 2 mm CRCA sheet SSheet metal work on CNC machines C) Compartmentalized Construction D)Extensible on both sides. E)Powder coating @ 80-100 micron thickness
Voltage rating	: 3.3 / 6.6 / 12 / 17.2 / 24 KV
Current rating	: 630 / 800 / 1250 / 1600 / 2500 Amps
Fault level	: 25 KA for 3 sec 40 KA for 3 sec (optional)
Safety features	A) Explosion vent B) Safety wire mesh on cable chamber side C)Automatic safety shutters for safety of operating personals D)Hermetically sealed vacuum interrupters to protect the contacts from oxidation , corrosion & contamination E)Danger boards F)Earthing switch (optional) G) Live line indication (optional) H) anti pumping feature (built in)
Bus bars	: Single or double air insulated Aluminum / Copper with heat shrinkable sleeve (optional)
Insulators	: SMC / DMC
Type testing	: As per IEC-62271 – 200 (2003), IEC – 60529,2001
Control Supply	: External 24 /48 /110 /220 VDC for relays, trip,close coils. 230 VAC for space heaters / spring charging motor
Power Pack	:Optional
Application	: Mainly used for operation & protection of public,  Industrial and tertiary distribution of network from 3.3 kV to 24 kV

ELECTRICAL CHARACTERISTICS UPTO 24 KV

		KV		7.2			12			17.5			24
Rated voltage	Ur	KV 50/60 Hz		7.2			12			17.5			24
Insultation level
- power frequency withstand	Ud	KV 50 Hz 1 min		20*			28*			38*			50
-  lightning impulse withstand	Up	KV peak		60			75			95			125
Rated current	Ir	A	630			-
			1250			-
			2000	-	-	-	-	-	-	-	-	-
			2500
Short Circuit Current	Isc	KA		25	31.5	40	25	31.5	40	25	31.5	40	16	25	31.5
Short time withstand current	Ik/tk	KA/ 3 sec		25	31.5	40	25	31.5	40	25	31.5	40	16	25	31.5
Short - circuit making current	Ip	KA peak	50Hz	63	79	100	63	79	100	63	79	100	40	63	79
			60Hz	65	82	104	65	82	104	65	82	104	42	65	82
Rated switching sequence		O-3 min - CO - 3 min - CO
		O - 0.3 s - CO - 3 min - CO
		O - 0.3 s - CO -15 s - CO
Operating time		Opening	ms	< 50									<60
		Breaking	ms	< 60									<60
		Closing	ms	< 71									< 70
Service Temperature		°C		- 25 to + 40									- 25 to + 40
Mechanical endurance		Class No. of switching op.		M2									M2
				10,000									10000
Electrical Endurance		Class		E2									E2
No. of switching operations at full Isc value		16 KA		-									100
		25 KA		100									100
		31.5KA		50									100
		40KA		30									-
Capacitive Current breaking capacity			class	C1									C1 - C2

Available;

- Not Available

SPECIFICATION OF 36 KV HT PANEL
Switchgear Type	: HVX Model  - Horizontal draw out & horizontal isolation easy interchangeability of breaker due to full draw out facility - Draw out & fixed
Protection	: IP 4X – Indoor duty IP 55 – Outdoor duty weather proof KIOSK (optional)
Construction	: A) Metal clad fully enclosed design floor mounting & free standing B)Made out of minimum 2 mm CRCA sheet. Sheet metal work on CNC machines. C)Compartmentalized Construction D)Extensible on both sides. E) Powder coating @ 80-100 micron thickness
Voltage rating	: 36 KV
Current rating	: 630 / 800 / 1250 / 1600 / 2500 AMPS
Fault level	:25 KA for 3 sec 40 KA for 3 sec (optional)
Safety features	: A) Explosion vent B)Safety wire mesh on cable chamber side C) Automatic safety shutters for safety for safe guarding operating personals D)Hermetically sealed for life SF6 gas chamber E)Danger boards
Bus bars	:Single or double air insulted Aluminum / Copper with heat shrinkable sleeve (optional)
Insulators	:SMC / DMC
Type testing	: As per IEC-60529, 2001 , IEC –62271-100,2008 & IEC-62271- 200, 2003
Control Supply	: External 24 / 48 / 11o / 22o VDC for relays, trip, close coils.
Charging Motor	: 230 VAC for space heaters / spring
Power Pack	: Optional
Application	: Mainly used for operation & protection of public, Industrial and tertiary distribution of network from 3.3 KV to 24 KV

ELECTRICAL CHARACTERISTICS UPTO 36 KV

Rated voltage	Ur	KV 50/60 Hz		36			40.5
Insultation level
- power frequency withstand	Ud	KV 50 Hz 1 min		70			95
-  lightning impulse withstand	Up	KV peak		170			185
	Ir	A	1250
			2500
			3150	-	-	-	-
Short Circuit Current	Isc	KA		25	31.5	40	31.5
Short time withstand current	Ik/tk	KA/ 3 sec		25	31.5	40	31.5
Short - circuit making current	Ip	KA peak	50Hz	62.5	79	100	79
			60Hz	65	82	104	82
Rated switching sequence		O-3 min - CO - 3 min - CO
		O-3 min - CO - 3 min - CO
		O - 0.3 s - CO -15 s - CO
Phase to Phase		mm	300
Opertatin mechanism		Frontal
Operating times		Opening (ms)		<50
		Breaking (ms)		<60
		Closing (ms)		<65
Service Temperature T		°C		-   25  to +  40
Mechanical endurance		Class		M2
		Number of Switching		10,000
Electrical Endusrance		Class		E2
Capacitive Current breaking capacity		Class		C2

Available;

- Not Available

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