Product Overview
The PV:1525 is engineered for installers and O&M engineers, enabling comprehensive electrical safety testing and performance analysis of PV systems. It supports voltages up to 1500 VDC and currents up to 25 ADC, making it ideal for both residential and commercial solar installations.
The instrument performs essential tests including ground continuity, insulation resistance, open circuit voltage, and short circuit current. It features an innovative user interface, building on the ease of use of previous models while incorporating modern testing capabilities. Results can be tagged with installation-specific information for efficient data management.
With integrated Bluetooth® capabilities, test results can be seamlessly transferred to the PV:Sync Mobile app (available for iOS and Android™) for review and export, facilitating integration with software like Solar Certs. Over-the-air updates via the app ensure the instrument remains current with the latest features.
Visual Description: The PV:1525 is a handheld device with a primary color display showing various measurement modes and options. It includes physical buttons for navigation and operation.
Key Measurement Features
- PV string open circuit voltage measurement up to 1500 VDC
- PV string short circuit current measurement up to 25 ADC
- Insulation resistance voltage measurement up to 1500 VDC
Additional Key Features
- Bluetooth® data transfer to the PV:Sync Mobile app
- Wireless firmware updates via the PV:Sync Mobile app
- Intuitive color display
- Illuminated function buttons for guided navigation and testing
- Internal memory for results storage (1000 slots)
- Manual mode for diagnostic testing
Technical Specifications
Open Circuit Voltage and Voltage Measurement (PV Terminals)
| Parameter | Specification |
|---|---|
| Display range | +10.0 VDC ... +1500 VDC, -10.0 VDC ... -440 VDC, 10.0 VAC ... 440 VAC |
| Measuring range | +10.0 VDC ... +1500 VDC, -10.0 VDC ... -440 VDC, 10.0 VAC ... 440 VAC |
| Resolution | 0.1 VDC maximum |
| Accuracy | For +DC: ± (0.5% + 2 digits) For -DC and AC: ± (5% + 2 digits) |
Short Circuit Current Measurement (PV Terminals)
| Parameter | Specification |
|---|---|
| Display range | 0.00 ADC ... 25.00 ADC |
| Measuring range | 0.50 ADC ... 25.00 ADC |
| Measuring power | 37.5 kW |
| Resolution | 0.01 ADC maximum |
| Accuracy | ± (1% + 2 digits) |
| Maximum power rating | 37.5 kW |
| Voltage | 1500 VDC |
| Current | 25 ADC |
Earth Continuity / Resistance Measurement
| Parameter | Specification |
|---|---|
| Test voltage open circuit | > 4 VDC, nominal |
| Test current into 2Ω | > 200 mA |
| Display range | 0.00 Ω ... 199 Ω |
| Measuring range (IEC 61557-4) | 0.05 Ω ... 199 Ω |
| Resolution | 0.01 Ω maximum |
| Accuracy | 0.05 Ω ... 0.09 Ω: ± (2% + 1 digit) 0.10 Ω ... 0.19 Ω: ± (2% + 2 digits) 0.20 Ω ... 1.99 Ω: ± (2% + 3 digits) 2.0 Ω ... 4.9 Ω: ± (2% + 2 digits) 5.0 Ω ... 199 Ω: ± (2% + 5 digits) |
| Test leads zero | Zero up to 10 Ω |
| Visible warning | ≥ 30 VAC or VDC at inputs |
| Circuitry protection | Test inhibited if ≥ 30 VAC or VDC at inputs |
| Repeat tests as per IEC 61557-4 | Approx. 4000 1-second tests |
Insulation Resistance Measurement
| Parameter | Specification |
|---|---|
| Test voltage open circuit | 250 V, 500 V, 1000 V, 1500 V (as per IEC 61557-2) |
| Test voltage specification | -0% +20% (open circuit) |
| Test current short circuit | < 2 mA |
| Test voltage at 1 mA | > 1 mA into Un × (1000 Ω/V) (as per IEC 61557-2) |
| Display range | 0.05 MΩ ... 999 MΩ |
| Measuring range (IEC 61557-2) | 250 V/500 V string mode: 0.05 MΩ ... 200 MΩ 1 kV/1.5 kV string mode: 0.05 MΩ ... 999 MΩ 250 V point to point: 0.05 MΩ ... 300 MΩ 500 V point to point: 0.05 MΩ ... 500 MΩ 1 kV/1.5 kV point to point: 0.05 MΩ ... 999 MΩ |
| Resistance resolution | 0.01 MΩ for 0.05 MΩ ... 1.99 MΩ 0.1 MΩ for 2.0 MΩ ... 19.9 MΩ 1 MΩ for 20 MΩ ... 999 MΩ |
| Resistance accuracy | ±(5% + 1 digit) for 0.05 MΩ ... 0.19 MΩ ±(5% + 3 digit) for 0.20 MΩ ... 1.99 MΩ ±(5% + 2 digit) for 2.0 MΩ ... 5.0 MΩ ±(5% + 5 digit) for > 5.0 MΩ |
| Insulation voltage resolution | 1 V |
| Insulation voltage accuracy | ±(2% + 2 counts) |
| Maximum system capacitance | 2 μF |
| Visible warning | ≥ 30 VAC or VDC at inputs |
| Repeat tests as per IEC 61557-2 | Approx. 4000 1-second tests |
Operating Current (Wireless via PV:1500 Clamp)
| Parameter | Specification |
|---|---|
| Display range | 0.1 ADC ... 400.0 ADC |
| Current measuring range | 0.1 ADC ... 400.0 ADC |
| Resolution | 0.1 A |
| Accuracy | ± (5% + 2 digits) |
Operating Power (PV Terminals & Wireless via PV:1500 Clamp)
| Parameter | Specification |
|---|---|
| Display range | 0.00 kW ... 600 kW |
| Measuring range | 0.50 kW ... 600 kW |
| Resolution | 0.01 kW |
| Accuracy | ± (6% + 2 digits) |
General Specifications
Mechanical Design
- Weight: Approx. 1 kg / 2.2 lb
- Dimensions: 265 mm × 115 mm × 78 mm (10.4" × 4.6" × 3.1")
- Display type: 3.5" color display with backlight
- Display resolution: 480 x 320 pixels
- Display FOV: 70° left to right, 60° top to bottom
Power Source
- Power source: 11.55 V 2930 mAH lithium ion battery (rechargeable)
- Auto power down: User-configurable
- Onboard memory: 1000 slots
Environmental Conditions
- Environment: Dry, without moisture condensation, Indoor or outdoor use
- Operating temperature: +5 °C ... +40 °C / +41 °F ... +104 °F
- Barometric elevation: Max. 2000 m / 6562 ft.
- Storage: -25 °C ... +65 °C / -13 °F ... +149 °F; dry, without moisture condensation; without battery pack
Electrical Safety
- Overvoltage category: IEC 61010-01 CAT III / 1500 V
- Pollution degree: 2 (as per IEC 61010-1)
- Protective system: Housing: IP40 as per IEC 60529 (Protection against ingress of solid foreign objects: ≥ 1.0 mm / 0.039" Ø; protection against ingress of water: not protected)
- Protection category: II
Electromagnetic Compatibility (EMC)
- Interference emission: IEC 61326-1, class A
- Interference immunity: IEC 61326-1
Data Interfaces
Bluetooth® LE
- Frequency band: 2402 MHz ... 2480 MHz
- Transmit power range: 20 dBm
- Modulation type: GFSK
- Channel spacing: 2 MHz
- Radio spectrum efficiency (Art. 3.2): STSI EN 300 328 V2.2.2
- Antenna type and gain: PCB antenna, 3.26 dBi
- Usage: Transfer of test data; connection to peripherals, software updates
Long-Range RF
- Frequency band: 433.375 MHz
- Transmit power range: 4.89 dBm ERP
- Modulation type: CSS
- Channel spacing: 125 kHz
- Radio spectrum efficiency (Art. 3.2): ETSI EN 300 220-2 V3.2.1
- Antenna type and gain: FPC antenna, 2.8 dBi peak gain
- Usage: Connect to SS:200LR Wireless Irradiance Meter
Scope of Delivery
PV:1525 Complete Kit
- 1 × PV:1525 instrument
- 1 × Set 4 mm test probes (red, black and yellow) with alligator clips
- 1 × Set instrument to MC4 test leads (yellow and black)
- 1 × Rechargeable battery pack
- 1 × Battery charging cradle
- 1 × Quick Start Guide PV:1525
- 1 × Calibration certificate PV:1525
- 2 × Declaration (CE, UKCA)
- 1 × PV:1500 Clamp**
- 1 × SS:200LR Irradiance Meter**
- 1 × Solar Survey - Quick release panel mounting bracket
- 1 × Carry case
- 1 × Solar certs software license
**Complete product. Full scope of delivery see below.
SS:200LR Wireless Irradiance Meter
- 1 × SS:200LR Wireless Irradiance Meter
- 2 × AA batteries
- 1 × USB download cable
- 1 × Solar Survey temperature probe
- 1 × Quick Start Guide SS:200LR
- 1 × Calibration certificate SS:200LR
- 2 × Declaration (CE, UKCA)
PV:1500 Clamp
- 1 × PV:1500 Clamp (wireless current clamp meter)
- 1 × Test lead set (red and black probes)
- 2 × AAA batteries
- 1 × Manual PV:1500 Clamp
- 2 × Declaration (CE, UKCA)
Order Information
Instruments
| Instrument | Part Number |
|---|---|
| PV:1525 Complete Kit (global version)* | 601A910 |
| SS:200LR Wireless Irradiance Meter (global version)* | 396A942 |
| PV:1500 Clamp | 601A1200 |
*Not for USA.
Optional Accessories & Replacements
| Item | Part Number |
|---|---|
| Carry case | 71G101 |
| Set 4 mm test probes (red, black and yellow) with alligator clips | 601A1203 |
| Set instrument to MC4 test leads (yellow and black) | 601A1202 |
| Bypass measurement leads for power measurement | 601A1201 |
| Rechargeable battery pack | 906A001 |
| Battery charging cradle | 906A021 |
| Solar Survey - Quick release panel mounting bracket | 396A979 |
Contact and Demonstration
For more information or to request your FREE live online demonstration of the PV:1525, please visit seaward.com/PV1525.
Contact Seaward:
Telephone: +44 (0) 191 587 8741
Email: sales@seaward.com
Social Media: [YouTube] [LinkedIn] [Facebook]
Company Information: Seaward is part of the GMC Instruments Group.
Accreditations: Features "Designed & Built in Great Britain" and "Keeping People Safe Since 1982" badges.
