Pekerjaan Maintenance meliputi: Cek pembacaan protection relay dan Digital Power Metering, pengencangan kabel power & control, termasuk pengukuran kabel grounding, pengecekan kabel terminasi di sisi incoming & outgoing, Grounding Resistance Test, Mechanical Greasing.
Pekerjaan meliputi: Inject Current Test, Setting Relay & Coordination OCR/GFR/EFR/sebagainya, Time Delay, Upgrading firmware, Check fault & communication dan Data log.
Pekerjaan meliputi: Purifikasi Trafo, Test Break Down Voltage (BDV) std.IEC 156 before-after, DGA Test, Penambahan Oli Trafo, Cek packing seal trafo & bushing, Tightening & re-marking Bolt & Nut (Torque), Cek ISD, PIB 50 mm2 proteksi trafo, dan Cleaning.
Pekerjaan meliputi: Upgrade 2 unit Panel Capacitor Bank 600kVAR-12 Step@50kVAR, Wiring & Controll, Testing & Commissioning. Hasil pekerjaan Cosphi menjadi 0.97. (diatas standar PLN)
Pekerjaan meliputi: Upgrade panel Pump Hydrant star delta, metering digital, Wiring & Controll, Installation & Test Comm Real Test Hydrant.
Pekerjaan meliputi: Retrofit 48Vdc Motorized MV Cubicle Incoming & Outgoing, Installation & Test Comm.