SEAWARD POWERTEST 1557 Multi functional installation tester(199Ω,500V)
Test Current>200mA
Display Range0.00ohms - 199ohms
Resolution0.01ohms max
Test LeadCompensation: 0.00ohms - 10.00ohms
Live Circuit DetectionTest inhibit if >30V detected
Insulation Resistance
Test Voltage100V, 250V, 500V
Display Range0.05Mohms - 199Mohms
Resolution0.01Mohms maximumTest Current>200mA
Display Range0.00ohms - 199ohms
Resolution0.01ohms max
Test LeadCompensation: 0.00ohms - 10.00ohms
Live Circuit DetectionTest inhibit if >30V detected
Insulation Resistance
Test Voltage100V, 250V, 500V
Display Range0.05Mohms - 199Mohms
Resolution0.01Mohms maximum
Live Circuit Detection Test inhibit if >30V detected
Loop/Line Impedance
Supply Voltage195 - 253V/440V, 45Hz - 65Hz
Test Current15mA (non tripping for RCD protected circuits)
Display Range0.01ohms - 2000ohms
Resolution0.01ohms maximum
Loop ImpedancePhase to Earth
Line ImpedancePhase to Neutral/Phase to Phase
PFC/PSC Range0 - 26kA
RCD Trip Time
Supply Voltage195 - 253V, 45 - 65Hz
Test Currents10, 30, 100, 300, 500mA
Trip Time Ranges0ms - 2000ms at ½IDn
0ms - 300ms at IDn general
Live Circuit Detection Test inhibit if >30V detected
Loop/Line Impedance
Supply Voltage195 - 253V/440V, 45Hz - 65Hz
Test Current15mA (non tripping for RCD protected circuits)
Display Range0.01ohms - 2000ohms
Resolution0.01ohms maximum
Loop ImpedancePhase to Earth
Line ImpedancePhase to Neutral/Phase to Phase
PFC/PSC Range0 - 26kA
RCD Trip Time
Supply Voltage195 - 253V, 45 - 65Hz
Test Currents10, 30, 100, 300, 500mA
Trip Time Ranges0ms - 2000ms at ½IDn
0ms - 300ms at IDn general
IEC 61010-1 300V CAT III, EN 61557
Dimensons : 260 x 100 x 55 mm
Weight : 950g
Power :Pin 6 x AA
ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ