Hvd7 40.5Kv 1250A Vcb

Model No.: TD 12kv 1250A 25KA (JUC613) vacuum interrupter for VCB
Main technical parameters
Rated voltage: 12 KV
Rated current: 1250A
Rated power frequency withstand voltage: 42 KV
Rated lightning impulse withstand voltage: 75 KV
Rated short circuit breaking current: 25KA
Rated short circuit making current(peak value): 63KA
Breaking operations under rated short circuit breaking current: 30 times
Rated short time withstand current: 25KA
Rated withstand current(peak value): 63KA
Rated duration of short circuit: 4S
Mechanical life: 20,000 times
Closing force due to bellows and atmosphere: 120±50N
Force required to hold contacts opening at full stroke: 190±50N
Circuit resistance at lowest rated contacts force: =20µO
Storage life: 20 years
Limiting abrasion of contacts: 3 mm

Mechanical requiements of vacuum circuit breaker
Clearance between opening contacts: 11±1mm
Average opening speed(Contacts closing position~75% contacts opening distance): 1.1±0.2 m/s
Average closing speed(30% contacts opening distance~contacts closing position): 0.6±0.2 m/s
Rated contacts pressure: 2000±200N
Contacts bouncing duration at closing operation: =2ms
Contacts re-bouncing clearance at opening operation: =2mm
Synchronism of three phases: =1ms

Model No.: TD 12kv 1250A 31.5KA (JUC618) vacuum interrupter for VCB
Main technical parameters
Rated voltage: 12 KV
Rated current: 1250A
Rated power frequency withstand voltage: 42 KV
Rated lightning impulse withstand voltage: 75 KV
Rated short circuit breaking current: 31.5KA
Rated short circuit making current(peak value): 80KA
Breaking operations under rated short circuit breaking current: 30 times
Rated short time withstand current: 31.5KA
Rated withstand current(peak value): 80KA
Rated duration of short circuit: 4S
Mechanical life: 20,000 times
Closing force due to bellows and atmosphere: 120±50N
Force required to hold contacts opening at full stroke: 190±50N
Circuit resistance at lowest rated contacts force: =20µO
Storage life: 20 years
Limiting abrasion of contacts: 3 mm

Mechanical requiements of vacuum circuit breaker
Clearance between opening contacts: 11±1 mm
Average opening speed(Contacts closing position~75% contacts opening distance): 1.1±0.2 m/s
Average closing speed(30% contacts opening distance~contacts closing position): 0.6±0.2 m/s
Rated contacts pressure: 3150±200 N
Contacts bouncing duration at closing operation: =2 ms
Contacts re-bouncing clearance at opening operation: =2 mm
Synchronism of three phases: =1 ms

Model No.: TD 12kv 1250A 31.5KA (JUC619A) vacuum interrupter for VCB
Main technical parameters
Rated voltage: 12 KV
Rated current: 1250A
Rated power frequency withstand voltage: 48 KV
Rated lightning impulse withstand voltage: 85 KV
Rated short circuit breaking current: 31.5KA
Rated short circuit making current(peak value): 80KA
Breaking operations under rated short circuit breaking current: 30 times
Rated short time withstand current: 31.5KA
Rated withstand current(peak value): 80KA
Rated duration of short circuit: 4 s
Mechanical life: 10,000 times
Closing force due to bellows and atmosphere: 120±50 N
Force required to hold contacts opening at full stroke: 190±50 N
Circuit resistance at lowest rated contacts force: =20µO
Storage life: 20 years
Limiting abrasion of contacts: 3 mm

Mechanical requiements of vacuum circuit breaker
Clearance between opening contacts: 11±1 mm
Average opening speed(Contacts closing position~75% contacts opening distance): 1.1±0.2 m/s
Average closing speed(30% contacts opening distance~contacts closing position): 0.6±0.2 m/s
Rated contacts pressure: 3150±200 N
Contacts bouncing duration at closing operation: =2 ms
Contacts re-bouncing clearance at opening operation: =2 mm
Synchronism of three phases: =1 ms
* It Needs additional insultating protection.

Type: HART Modems
Operating Supply Current: 179 uA
Minimum Operating Temperature: - 40 C
Maximum Operating Temperature: + 125 C
Mounting Style: SMD/SMT
Package / Case: LFCSP-24
Brand: ADI
Length: 4 mm
Packaging: Reel
Moisture Sensitive: Yes
Product Type: Interface - Specialized
FPQ:1500

Manufacturer: Panasonic
Product Category: Low Signal Relays - PCB
Packaging: Tube
Product: Low Profile Relays
Type: Miniature
Coil Voltage: 5 VDC
Relay Contact Form: 2 Form C (DPDT-NO, NC)
Contact Rating: 2A
Contact Current Rating: 2A
Maximum Switching Current: 2A
Coil Current: 40 mA
Coil Type: Non-Latching
Power Consumption: 200 mW
Contact Termination: Solder Pin
Coil Resistance: 125 Ohms
Contact Form: DPDT (2 Form C)

Digital to Analog Converters - DAC QUAD 16-BIT +/-15V DAC
Resolution: 16 bit
Sampling Rate: 1.26 MS/s
Number of Channels: 4 Channel
Settling Time: 8 us
Output Type: Voltage
Interface Type: 3-Wire
Analog Supply Voltage: +/- 11.4 V to +/- 16.5 V
Digital Supply Voltage: 2.7 V to 5.25 V
Minimum Operating Temperature: - 40 C
Maximum Operating Temperature: + 85 C
Package / Case: TQFP-32
Number of Converters: 4 Converter
Pd - Power Dissipation: 381 mW
FPG:250PCS
Supply Voltage - Max: 16.5 V
Supply Voltage - Min: 11.4 V
Subcategory: Data Converter ICs

1. Introduction
HVD7 33KV 36kv outdoor HV AC vacuum circuit breaker VCB has many visual advantages like reasonable design, fashionable appearance, high safety and reliability, simple maintenance, long electric life. It is the ideal upgraded products of 35KV outdoor oil circuit breakers.
HVD7-40.5 vacuum circuit breaker is applicable for three-phase power system of AC 50HZ.It is used to make and break the load current ,overload current and short-circuit current.

2. Applicable environment
3.1The ambient temperature should be -30degree~ +40degree(-40degree in the frosty area);
3.2Altitude should not exceed 2000m(over 2000m is plateau type);
3.3The wind pressure should not exceed 700Pa(equal to wind speed 34m/s);
3.4Air pollution degree: 3,that of antifouling type:4;
3.5The installation site should be free from the fire, explosion, chemical corrosion and serious vibration.


1. Main technical parameters
Rated voltage: 33kv 36KV
1 minute power frequency withstand voltage, dry test: 95 kv
1 minute power frequency withstand voltage, wet test: 80 kv
Lightning impulse withstand voltage(peak value): 185 kv
Rated current: 1600A / 2000A
Rated short-circuit breaking current: 20KA, 25KA, 31.5KA
Rated short-circuit making current(peak): 50KA, 63KA, 80KA
Rated operating sequence: O-0.3s-CO-180s-CO
Rated short-time withstand current: 20KA, 25KA, 31.5KA
Rated peak withstand current: 50KA, 63KA, 80KA
Rated short-circuit duration: 4 s
Rated control voltage: AC220,110;DC220,110
Rated short-circuit breaking current break times: 20 times
Full-break time:

10 To 40 Degree C Stainless Steel K Type Thermocouples, For Industrial
IN tune with diversified applications, we are engaged in offering an excellent quality K Type Thermocouples. Our offered thermocouples are manufactured with precision using advance techniques in order to meet various needs of customers. Additionally, a series of quality tests are performed by our quality controllers on these thermocouples so as to eradicate any defect from this range.

LV power air circuit-breakers
and switch-disconnectors
Masterpact Merlin Gerin
Masterpact circuit breakers are used to
protect and control low-voltage distribution
systems. They may be installed in main LV
switchboards (incoming units, main and
secondary outgoers). Masterpact is a
complete range offering a large selection of
performance levels:
c ratings from 800 to 6300 A AC,
from 1000 to 8000 A DC;
c breaking capacity from 40 to 150 kA rms;
c operational voltages 690 V AC,
1000 V DC.