Sigma SAR-103LE Earth Leakage Protection Relay

The latest Sigma SAR-103LE Earth Leakage Protection Relay price in Pakistan is Rs. 41,400/- updated on June 24, 2026.

OVERVIEW:

• Sigma leakage current protection relayis used together with LV circuit breaker, tripping coil and toroidal transformer in combination with leakage current protection.
• The connections that must be made when using the leakage current detection relay;
• Apply voltage 220V AC to the terminals 1-2.
• Connect the secondary terminals of the toroidal transformer to terminals 6-7.
• The supply voltage of the pickup coil is taken from terminal 13 and from the neutral point of the supply.
• Depending on demand, you can test and reset remotly using terminals 3-4-5.

Features:

• Leakage current threshold value is between 30mA and 30A.
• The electrical life is 100,000 and the mechanical life is 5,000,000.
• The time delay setting can be set between 50ms and 350ms.
• The turn on time is less then 15ms .
• Power consumption is 3VA.
• The operating frequency is 50Hz.
• Mounting on 35mm DIN rail is possible.