| Parameter 1 | Range | Accuracy 2 3 | Repeatability 3 |
|---|---|---|---|
| Methane (CH4) | 0–10 000 ppmv | ±4 ppm or ±5 % of reading | 10 ppm or 5 % of reading |
| Ethane (C2H6) | 0–10 000 ppmv | ±10 ppm or ±5 % of reading | 10 ppm or 5 % of reading 4 |
| Ethylene (C2H4) | 0–10 000 ppmv | ±4 ppm or ±5 % of reading | 10 ppm or 5 % of reading |
| Acetylene (C2H2) | 0–5000 ppmv | ±0.5 ppm or ±5 % of reading | 1 ppm or 5 % of reading |
| Carbon monoxide (CO) | 0–10 000 ppmv | ±4 ppm or ±5 % of reading | 10 ppm or 5 % of reading |
| Carbon dioxide (CO2) | 0–10 000 ppmv | ±4 ppm or ±5 % of reading | 10 ppm or 5 % of reading |
| Hydrogen (H2) | 0–5000 ppmv | ±15 ppm or ±10 % of reading | 15 ppm or 10 % of reading |
| Moisture 5 (H2O) | 0–100 ppmw 6 | ±2 ppm 7 or ±10 % of reading | Included in accuracy |
| Oxygen (O2) 8 | 0–50 000 ppmv | ±200 ppm or ±10 % of reading | Included in accuracy |
| Nitrogen (N2) 8 | 0–150 000 ppmv | ±5000 ppm or ±15 % of reading | Included in accuracy |
| Total gas pressure | 0–2000 hPa | ±10 hPa or ±2 % of reading | 10 hPa or 5 % of reading |
| Property | Description/Value |
|---|---|
| Transformer liquid type 9 | Mineral oil or ester liquids |
| Required minimum fire point of insulation liquid 10 | +125 °C (+257 °F) |
| Transformer oil pressure at oil inlet |
Max. 2 bar (absolute) continuous Burst pressure 20 bar (absolute) |
| Transformer insulation liquid temperature at oil inlet |
Max. +100 °C (+212 °F) Min. +0 °C (+32 °F) for ester liquids Min. temperature for mineral oil depends on the pour point of the mineral oil. |
| Ambient humidity range | 0–100 %RH, condensing |
| Ambient temperature range in operation | −40 … +55 °C (−40 … +131 °F) |
| Storage temperature range | −40 … +60 °C (−40 … +140 °F) |
|
IP rating |
IP66: Dust-tight. Protected from powerful water jets from any direction. |
| Property | Description/Value |
|---|---|
| Operating voltage |
OPTPSU1: 100–240 V AC, 50–60 Hz, ±10 % OPTPSU2: 110–220 V DC, ±10 % |
| Overvoltage category | III |
| Maximum power consumption | 500 W |
| Typical power consumption at +25 °C (+77 °F) | 100 W |
| Connector |
Screw terminals (inside power supply unit) Wire size 2.5–4 mm2 (14–12 AWG) |
| Property | Description/Value |
|---|---|
| Oil fitting |
Stainless steel Swagelok® fitting for 10 mm (0.39 in) outer diameter tubing. See list of available accessories for adapters. |
| Max. length of oil pipe to transformer for mineral oil |
Max. 10 m (33 ft) with 7 mm (0.28 in) inner diameter tubing 11 Max. 5 m (16 ft) with 4 mm (0.15 in) inner diameter tubing |
| Max. length of pipe to transformer for ester liquid | Max. 10 m (33 ft) with 8 mm (0.31 in) inner diameter tubing |
| Recommended oil pipe properties |
10 mm (0.39 in) outer diameter 1–1.5 mm wall thickness (mineral oil devices) 1 mm wall thickness (ester liquid devices) Material stainless steel |
| Dimensions (H × W × D) | |
| Installed with ground mounting set and weather shield | 1630 × 675 × 453 mm (64 × 27 × 18 in) |
| Installed with wall mounting set and weather shield | 1390 × 675 × 467 mm (55 × 27 × 18 in) |
| Installed with antivibration wall mounting set and weather shield | 1395 × 683 × 541 mm (55 × 27 × 21 in) |
| Weight | |
| OPT100 DGA Monitor | 37 kg (82 lb) |
| OPTPSU Power Supply Unit | 12 kg (27 lb) |
| OPTMSET1 Wall Mounting Set | 8 kg (18 lb) |
| OPTMSET2 Ground Mounting Set | 16 kg (35 lb) |
| OPTMSET3 Antivibration Wall Mounting Set | 9 kg (20 lb) |
| OPTSHLD1 Weather shield | 6 kg (13 lb) |
| Materials | |
| OPT100 DGA Monitor housing | Marine aluminum (EN AW-5754), stainless steel AISI 316 |
| OPTPSU Power Supply Unit housing | Stainless steel |
| OPTMSET1 Wall Mounting Set | Stainless steel AISI 316 |
| OPTMSET2 Ground Mounting Set | Stainless steel |
| OPTMSET3 Antivibration Wall Mounting Set | Stainless steel |
| OPTSHLD1 Weather Shield | Marine aluminum (EN AW-5754) |
| Materials in contact with oil | |
| Oil pipes, chambers, and valves | Aluminum (EN AW 6026), stainless steel AISI 316, brass |
| Gaskets and seals | NBR, FKM, FVMQ |
| Pump gears and bushing | PEEK/PTFE |