เครื่องสำรองไฟ leonics รุ่น NBK-4000 ( Output Terminal block ) ราคาพิเศษ สินค้ารับประกัน 2 ปี เต็ม มีสินค้า พร้อมส่ง

Leonics MODEL NBK-4000

Capacity (Pf =0.8) 4kVA/2.4kW

Input

Voltage 220,230Vac single phase
Voltage range 176-264 Vac
Frequency 50/60 Hz +/-5%
Power factor > 0.97

Output

Voltage 220Vac +/- 1%
Frequency 50/60 Hz +/- 0.5 Hz
Wave form Pure sine wave ( sinusoidal)
Total harmonic ditortion less than 3% at full linear load
Overload capability >125% for 1 min, <= 150% for 200 ms to bypass
Crest factor ratio 3:1
Protection Low battery voltage shutdown, overload, over temperature, short circuit, noise

Efficiency

AC to AC ( at full load ) 85%

Battery

Type Sealed lead acid( maintenance -free) rechargeable
DC Voltage 48 Vdc
Number x capacity (4 x 2 string) x 9Ah
Backup time depending on connected loads
Continuous recharging teim 8 - 10 hours to 90% after full load discharge
Management End of life indicator and alarm

Transfer time

Mains fail or recover Zero time (True on-line UPS)
UPS to bhypass or vice versa Zero time
Auto reverse after overload return to normal

Manual controls

Maintenance bypass switch Optional

Indicator

LED Input,Battery,Output, Bypass, fault
LCD display input (voltage/frequency), Output(voltage/frequency),
Load power (%), battery voltage, temperature.

Audible alarm

Buzzer Mains failure, low battery, replace battery , overload, ups abnormal

Features

Low battery shutdown yes
Over temperature automatic transfer to bypass mode
Output short circuit Limit current and automatic shutdown
UPS abnormal automatic transfer to bypass mode
Manual self-test yes,
DC star yes
AC Start without battery yes

Connection

main input terminal block wiht circuit breaker and TIS 166 power cord
Output terminal block

Communication interface

RS-232 port serial interface port can be connectd to pc workstations or server, for automatic unattended shutdown.
using wiht the ups monitoring and management software
RS-485 port , Dry contact, SNMP/HTTP capability optional
Acoustic noise
at 1 metre <58 dBA

Environment

Temperature 0 -40 degree
Relative humidity 0 -95% ( non-condensing)

Dimension ( W x H x D) in cm

UPS 23x70.5x62 cm
Battery extension pack (option) separate

Weight

UPS ( no batery ) 65 Kgs
UPS include standard battery 87 kgs
Battery extension pack (option) depending on battery capacity

Conformance

Safety IEC/EN62040-1, IEC/EN 62477-1
EMC IEC/EN 62040-2, IEC 61000-4-2,IEC 61000-4-3, IEC61000-4-4
IEC 61000-4-5, IEC 61000-4-6, IEC 61000-4-8, TIS-1291 Part 1-2553, TIS-129 Part 2-2553, TIS-1291 Part 3-2555